102211011101200 has 120 divisors (see below), whose sum is σ = 256243451387328. Its totient is φ = 39106075261440.

The previous prime is 102211011101123. The next prime is 102211011101209. The reversal of 102211011101200 is 2101110112201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102211011101209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 870288882 + ... + 870406318.

Almost surely, 2^{102211011101200} is an apocalyptic number.

102211011101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102211011101200 is an abundant number, since it is smaller than the sum of its proper divisors (154032440286128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102211011101200 is a wasteful number, since it uses less digits than its factorization.

102211011101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212081 (or 212070 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 102211011101200 its reverse (2101110112201), we get a palindrome (104312121213401).

The spelling of 102211011101200 in words is "one hundred two trillion, two hundred eleven billion, eleven million, one hundred one thousand, two hundred".