102021211102004 has 12 divisors (see below), whose sum is σ = 178537926569184. Its totient is φ = 51010374939384.

The previous prime is 102021211102001. The next prime is 102021211102021. The reversal of 102021211102004 is 400201112120201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102021211102001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56655602 + ... + 58428585.

It is an arithmetic number, because the mean of its divisors is an integer number (14878160547432).

Almost surely, 2^{102021211102004} is an apocalyptic number.

It is an amenable number.

102021211102004 is a deficient number, since it is larger than the sum of its proper divisors (76516715467180).

102021211102004 is a wasteful number, since it uses less digits than its factorization.

102021211102004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115305814 (or 115305812 counting only the distinct ones).

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

Adding to 102021211102004 its reverse (400201112120201), we get a palindrome (502222323222205).

The spelling of 102021211102004 in words is "one hundred two trillion, twenty-one billion, two hundred eleven million, one hundred two thousand, four".