52121022 has 16 divisors (see below), whose sum is σ = 104441232. Its totient is φ = 17340480.

The previous prime is 52121021. The next prime is 52121053. The reversal of 52121022 is 22012125.

It is a junction number, because it is equal to n+sod(n) for n = 52120992 and 52121010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52121021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4783 + ... + 11274.

It is an arithmetic number, because the mean of its divisors is an integer number (6527577).

Almost surely, 2^52121022 is an apocalyptic number.

52121022 is an abundant number, since it is smaller than the sum of its proper divisors (52320210).

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

52121022 is a wasteful number, since it uses less digits than its factorization.

52121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16603.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 52121022 is about 7219.4890400914. The cubic root of 52121022 is about 373.5404528513.

Adding to 52121022 its reverse (22012125), we get a palindrome (74133147).

The spelling of 52121022 in words is "fifty-two million, one hundred twenty-one thousand, twenty-two".