102311022 has 16 divisors (see below), whose sum is σ = 223224192. Its totient is φ = 31003320.

The previous prime is 102311003. The next prime is 102311059. The reversal of 102311022 is 220113201.

It is a junction number, because it is equal to n+sod(n) for n = 102310989 and 102311007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 775018 + ... + 775149.

It is an arithmetic number, because the mean of its divisors is an integer number (13951512).

Almost surely, 2^102311022 is an apocalyptic number.

102311022 is an abundant number, since it is smaller than the sum of its proper divisors (120913170).

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

102311022 is a wasteful number, since it uses less digits than its factorization.

102311022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550183.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 102311022 is about 10114.8911017371. The cubic root of 102311022 is about 467.7072919454.

Adding to 102311022 its reverse (220113201), we get a palindrome (322424223).

The spelling of 102311022 in words is "one hundred two million, three hundred eleven thousand, twenty-two".