102212133242 has 32 divisors (see below), whose sum is σ = 165173437440. Its totient is φ = 47260218880.

The previous prime is 102212133229. The next prime is 102212133263. The reversal of 102212133242 is 242331212201.

It is a super-2 number, since 2×102212133242² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4222598 + ... + 4246734.

It is an arithmetic number, because the mean of its divisors is an integer number (5161669920).

Almost surely, 2^102212133242 is an apocalyptic number.

102212133242 is a deficient number, since it is larger than the sum of its proper divisors (62961304198).

102212133242 is a wasteful number, since it uses less digits than its factorization.

102212133242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26326.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 102212133242 its reverse (242331212201), we get a palindrome (344543345443).

The spelling of 102212133242 in words is "one hundred two billion, two hundred twelve million, one hundred thirty-three thousand, two hundred forty-two".