102212002011021 has 16 divisors (see below), whose sum is σ = 159065486413824. Its totient is φ = 57164159178864.

The previous prime is 102212002011019. The next prime is 102212002011023. The reversal of 102212002011021 is 120110200212201.

102212002011021 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (102212002011019) and next prime (102212002011023).

It is not a de Polignac number, because 102212002011021 - 2¹ = 102212002011019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212002011023) 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, 51779128705 + ... + 51779130678.

It is an arithmetic number, because the mean of its divisors is an integer number (9941592900864).

Almost surely, 2^{102212002011021} is an apocalyptic number.

It is an amenable number.

102212002011021 is a deficient number, since it is larger than the sum of its proper divisors (56853484402803).

102212002011021 is a wasteful number, since it uses less digits than its factorization.

102212002011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103558259440.

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

Adding to 102212002011021 its reverse (120110200212201), we get a palindrome (222322202223222).

The spelling of 102212002011021 in words is "one hundred two trillion, two hundred twelve billion, two million, eleven thousand, twenty-one".