102011122021022 has 4 divisors (see below), whose sum is σ = 153016683031536. Its totient is φ = 51005561010510.

The previous prime is 102011122021009. The next prime is 102011122021049. The reversal of 102011122021022 is 220120221110201.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×102011122021022² (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 as a sum of consecutive naturals, namely, 25502780505254 + ... + 25502780505257.

It is an arithmetic number, because the mean of its divisors is an integer number (38254170757884).

Almost surely, 2^{102011122021022} is an apocalyptic number.

102011122021022 is a deficient number, since it is larger than the sum of its proper divisors (51005561010514).

102011122021022 is an equidigital number, since it uses as much as digits as its factorization.

102011122021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51005561010513.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102011122021022 its reverse (220120221110201), we get a palindrome (322131343131223).

The spelling of 102011122021022 in words is "one hundred two trillion, eleven billion, one hundred twenty-two million, twenty-one thousand, twenty-two".