102021020100002 has 16 divisors (see below), whose sum is σ = 154050698092032. Its totient is φ = 50670812464800.

The previous prime is 102021020099951. The next prime is 102021020100011. The reversal of 102021020100002 is 200001020120201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1907183 + ... + 14411085.

It is an arithmetic number, because the mean of its divisors is an integer number (9628168630752).

Almost surely, 2^{102021020100002} is an apocalyptic number.

102021020100002 is a deficient number, since it is larger than the sum of its proper divisors (52029677992030).

102021020100002 is a wasteful number, since it uses less digits than its factorization.

102021020100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12531073.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102021020100002 its reverse (200001020120201), we get a palindrome (302022040220203).

The spelling of 102021020100002 in words is "one hundred two trillion, twenty-one billion, twenty million, one hundred thousand, two".