102011221112022 has 12 divisors (see below), whose sum is σ = 221024312409420. Its totient is φ = 34003740370668.

The previous prime is 102011221111889. The next prime is 102011221112023. The reversal of 102011221112022 is 220211122110201.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 5667290061779 = 102011221112022 / (1 + 0 + 2 + 0 + 1 + 1 + 2 + 2 + 1 + 1 + 1 + 2 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 102011221111986 and 102011221112004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011221112023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2833645030872 + ... + 2833645030907.

It is an arithmetic number, because the mean of its divisors is an integer number (18418692700785).

Almost surely, 2^{102011221112022} is an apocalyptic number.

102011221112022 is an abundant number, since it is smaller than the sum of its proper divisors (119013091297398).

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

102011221112022 is a wasteful number, since it uses less digits than its factorization.

102011221112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5667290061787 (or 5667290061784 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 102011221112022 its reverse (220211122110201), we get a palindrome (322222343222223).

The spelling of 102011221112022 in words is "one hundred two trillion, eleven billion, two hundred twenty-one million, one hundred twelve thousand, twenty-two".