102121002000010 has 32 divisors (see below), whose sum is σ = 210876263592192. Its totient is φ = 34879786010880.

The previous prime is 102121001999987. The next prime is 102121002000013. The reversal of 102121002000010 is 10000200121201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (102121002000013) 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, 2773501471 + ... + 2773538290.

It is an arithmetic number, because the mean of its divisors is an integer number (6589883237256).

Almost surely, 2^{102121002000010} is an apocalyptic number.

102121002000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102121002000010 is an abundant number, since it is smaller than the sum of its proper divisors (108755261592182).

102121002000010 is a wasteful number, since it uses less digits than its factorization.

102121002000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5547040038.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 102121002000010 its reverse (10000200121201), we get a palindrome (112121202121211).

The spelling of 102121002000010 in words is "one hundred two trillion, one hundred twenty-one billion, two million, ten", and thus it is an aban number.