20102212011200 has 168 divisors, whose sum is σ = 54845338309104. Its totient is φ = 7190060544000.

The previous prime is 20102212011197. The next prime is 20102212011251. The reversal of 20102212011200 is 211021220102.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8288459 + ... + 10435658.

It is an arithmetic number, because the mean of its divisors is an integer number (326460347078).

Almost surely, 2^{20102212011200} is an apocalyptic number.

20102212011200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20102212011200 is an abundant number, since it is smaller than the sum of its proper divisors (34743126297904).

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

20102212011200 is a wasteful number, since it uses less digits than its factorization.

20102212011200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18724211 (or 18724196 counting only the distinct ones).

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

Adding to 20102212011200 its reverse (211021220102), we get a palindrome (20313233231302).

The spelling of 20102212011200 in words is "twenty trillion, one hundred two billion, two hundred twelve million, eleven thousand, two hundred".