102012212100022 has 128 divisors (see below), whose sum is σ = 190070101877760. Its totient is φ = 40095166095360.

The previous prime is 102012212099947. The next prime is 102012212100037. The reversal of 102012212100022 is 220001212210201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102012212099969 and 102012212100005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 553068358 + ... + 553252774.

It is an arithmetic number, because the mean of its divisors is an integer number (1484922670920).

Almost surely, 2^{102012212100022} is an apocalyptic number.

102012212100022 is a deficient number, since it is larger than the sum of its proper divisors (88057889777738).

102012212100022 is a wasteful number, since it uses less digits than its factorization.

102012212100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185046.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102012212100022 its reverse (220001212210201), we get a palindrome (322013424310223).

The spelling of 102012212100022 in words is "one hundred two trillion, twelve billion, two hundred twelve million, one hundred thousand, twenty-two".