252223101102 has 256 divisors, whose sum is σ = 666612080640. Its totient is φ = 61890490368.

The previous prime is 252223101079. The next prime is 252223101131. The reversal of 252223101102 is 201101322252.

It is a super-2 number, since 2×252223101102² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 42580713 + ... + 42586635.

It is an arithmetic number, because the mean of its divisors is an integer number (2603953440).

Almost surely, 2^252223101102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252223101102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333306040320).

252223101102 is an abundant number, since it is smaller than the sum of its proper divisors (414388979538).

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

252223101102 is a wasteful number, since it uses less digits than its factorization.

252223101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6087.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 252223101102 its reverse (201101322252), we get a palindrome (453324423354).

The spelling of 252223101102 in words is "two hundred fifty-two billion, two hundred twenty-three million, one hundred one thousand, one hundred two".