102100020202 has 8 divisors (see below), whose sum is σ = 153213558912. Its totient is φ = 51028833900.

The previous prime is 102100020193. The next prime is 102100020307. The reversal of 102100020202 is 202020001201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10582074 + ... + 10591717.

It is an arithmetic number, because the mean of its divisors is an integer number (19151694864).

Almost surely, 2^102100020202 is an apocalyptic number.

102100020202 is a deficient number, since it is larger than the sum of its proper divisors (51113538710).

102100020202 is a wasteful number, since it uses less digits than its factorization.

102100020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21176204.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 102100020202 its reverse (202020001201), we get a palindrome (304120021403).

The spelling of 102100020202 in words is "one hundred two billion, one hundred million, twenty thousand, two hundred two".