102212122201012 has 12 divisors (see below), whose sum is σ = 179188924715136. Its totient is φ = 51015286568120.

The previous prime is 102212122201009. The next prime is 102212122201037. The reversal of 102212122201012 is 210102221212201.

It is a super-2 number, since 2×102212122201012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22693630564 + ... + 22693635067.

It is an arithmetic number, because the mean of its divisors is an integer number (14932410392928).

Almost surely, 2^{102212122201012} is an apocalyptic number.

It is an amenable number.

102212122201012 is a deficient number, since it is larger than the sum of its proper divisors (76976802514124).

102212122201012 is a wasteful number, since it uses less digits than its factorization.

102212122201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45387266198 (or 45387266196 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102212122201012 its reverse (210102221212201), we get a palindrome (312314343413213).

The spelling of 102212122201012 in words is "one hundred two trillion, two hundred twelve billion, one hundred twenty-two million, two hundred one thousand, twelve".