121423266 has 32 divisors (see below), whose sum is σ = 270220800. Its totient is φ = 40415760.

The previous prime is 121423259. The next prime is 121423283. The reversal of 121423266 is 662324121.

It is a super-2 number, since 2×121423266² = 29487219052213512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52380 + ... + 54648.

It is an arithmetic number, because the mean of its divisors is an integer number (8444400).

Almost surely, 2^121423266 is an apocalyptic number.

121423266 is an abundant number, since it is smaller than the sum of its proper divisors (148797534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121423266 is a wasteful number, since it uses less digits than its factorization.

121423266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271 (or 3265 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 121423266 is about 11019.2225678584. Note that the first 3 decimals coincide. The cubic root of 121423266 is about 495.1847978513.

Adding to 121423266 its reverse (662324121), we get a palindrome (783747387).

The spelling of 121423266 in words is "one hundred twenty-one million, four hundred twenty-three thousand, two hundred sixty-six".