102120200112202 has 16 divisors (see below), whose sum is σ = 153234685146312. Its totient is φ = 51041974072320.

The previous prime is 102120200112109. The next prime is 102120200112247. The reversal of 102120200112202 is 202211002021201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 98200350532881 + 3919849579321 = 9909609^2 + 1979861^2 .

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, 87802752 + ... + 88958212.

Almost surely, 2^{102120200112202} is an apocalyptic number.

102120200112202 is a deficient number, since it is larger than the sum of its proper divisors (51114485034110).

102120200112202 is a wasteful number, since it uses less digits than its factorization.

102120200112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171113.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102120200112202 its reverse (202211002021201), we get a palindrome (304331202133403).

The spelling of 102120200112202 in words is "one hundred two trillion, one hundred twenty billion, two hundred million, one hundred twelve thousand, two hundred two".