102021112202 has 8 divisors (see below), whose sum is σ = 153808479396. Its totient is φ = 50751619072.

The previous prime is 102021112177. The next prime is 102021112211. The reversal of 102021112202 is 202211120201.

It can be written as a sum of positive squares in 2 ways, for example, as 65244995761 + 36776116441 = 255431^2 + 191771^2 .

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, 129468023 + ... + 129468810.

Almost surely, 2^102021112202 is an apocalyptic number.

102021112202 is a deficient number, since it is larger than the sum of its proper divisors (51787367194).

102021112202 is a wasteful number, since it uses less digits than its factorization.

102021112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258937032.

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

Adding to 102021112202 its reverse (202211120201), we get a palindrome (304232232403).

The spelling of 102021112202 in words is "one hundred two billion, twenty-one million, one hundred twelve thousand, two hundred two".