102001012021202 has 16 divisors (see below), whose sum is σ = 174907680202752. Its totient is φ = 43702518824640.

The previous prime is 102001012021201. The next prime is 102001012021297. The reversal of 102001012021202 is 202120210100201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (102001012021201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016665799 + ... + 1016766122.

It is an arithmetic number, because the mean of its divisors is an integer number (10931730012672).

Almost surely, 2^{102001012021202} is an apocalyptic number.

102001012021202 is a deficient number, since it is larger than the sum of its proper divisors (72906668181550).

102001012021202 is a wasteful number, since it uses less digits than its factorization.

102001012021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033435513.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102001012021202 its reverse (202120210100201), we get a palindrome (304121222121403).

The spelling of 102001012021202 in words is "one hundred two trillion, one billion, twelve million, twenty-one thousand, two hundred two".