102101212132 has 6 divisors (see below), whose sum is σ = 178677121238. Its totient is φ = 51050606064.

The previous prime is 102101212069. The next prime is 102101212183. The reversal of 102101212132 is 231212101201.

It can be written as a sum of positive squares in only one way, i.e., 72800673856 + 29300538276 = 269816^2 + 171174^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12762651513 + ... + 12762651520.

Almost surely, 2^102101212132 is an apocalyptic number.

It is an amenable number.

102101212132 is a deficient number, since it is larger than the sum of its proper divisors (76575909106).

102101212132 is a wasteful number, since it uses less digits than its factorization.

102101212132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25525303037 (or 25525303035 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 102101212132 its reverse (231212101201), we get a palindrome (333313313333).

The spelling of 102101212132 in words is "one hundred two billion, one hundred one million, two hundred twelve thousand, one hundred thirty-two".