122022555 has 16 divisors (see below), whose sum is σ = 197134080. Its totient is φ = 64446048.

The previous prime is 122022553. The next prime is 122022581. The reversal of 122022555 is 555220221.

It is not a de Polignac number, because 122022555 - 2¹ = 122022553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122022553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37945 + ... + 41034.

It is an arithmetic number, because the mean of its divisors is an integer number (12320880).

Almost surely, 2^122022555 is an apocalyptic number.

122022555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122022555 is a deficient number, since it is larger than the sum of its proper divisors (75111525).

122022555 is a wasteful number, since it uses less digits than its factorization.

122022555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79090.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 122022555 is about 11046.3819868770. The cubic root of 122022555 is about 495.9981288409.

Adding to 122022555 its reverse (555220221), we get a palindrome (677242776).

The spelling of 122022555 in words is "one hundred twenty-two million, twenty-two thousand, five hundred fifty-five".