102120200012022 has 16 divisors (see below), whose sum is σ = 204240562577712. Its totient is φ = 34040039578400.

The previous prime is 102120200011943. The next prime is 102120200012023. The reversal of 102120200012022 is 220210002021201.

It is a junction number, because it is equal to n+sod(n) for n = 102120200011992 and 102120200012010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102120200012023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2336272 + ... + 14480972.

It is an arithmetic number, because the mean of its divisors is an integer number (12765035161107).

Almost surely, 2^{102120200012022} is an apocalyptic number.

102120200012022 is an abundant number, since it is smaller than the sum of its proper divisors (102120362565690).

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

102120200012022 is a wasteful number, since it uses less digits than its factorization.

102120200012022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13546143.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102120200012022 its reverse (220210002021201), we get a palindrome (322330202033223).

The spelling of 102120200012022 in words is "one hundred two trillion, one hundred twenty billion, two hundred million, twelve thousand, twenty-two".