102021200111022 has 32 divisors (see below), whose sum is σ = 204365608457472. Its totient is φ = 33953208570624.

The previous prime is 102021200110981. The next prime is 102021200111029. The reversal of 102021200111022 is 220111002120201.

It is a junction number, because it is equal to n+sod(n) for n = 102021200110992 and 102021200111010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102021200111029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40144573 + ... + 42610199.

It is an arithmetic number, because the mean of its divisors is an integer number (6386425264296).

Almost surely, 2^{102021200111022} is an apocalyptic number.

102021200111022 is an abundant number, since it is smaller than the sum of its proper divisors (102344408346450).

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

102021200111022 is a wasteful number, since it uses less digits than its factorization.

102021200111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2476552.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102021200111022 its reverse (220111002120201), we get a palindrome (322132202231223).

The spelling of 102021200111022 in words is "one hundred two trillion, twenty-one billion, two hundred million, one hundred eleven thousand, twenty-two".