211100200121012 has 12 divisors (see below), whose sum is σ = 377285464046400. Its totient is φ = 103304353250616.

The previous prime is 211100200121003. The next prime is 211100200121021. The reversal of 211100200121012 is 210121002001112.

It is an interprime number because it is at equal distance from previous prime (211100200121003) and next prime (211100200121021).

It is a super-2 number, since 2×211100200121012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 561436702262 + ... + 561436702637.

It is an arithmetic number, because the mean of its divisors is an integer number (31440455337200).

Almost surely, 2^{211100200121012} is an apocalyptic number.

It is an amenable number.

211100200121012 is a deficient number, since it is larger than the sum of its proper divisors (166185263925388).

211100200121012 is a wasteful number, since it uses less digits than its factorization.

211100200121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122873404950 (or 1122873404948 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211100200121012 its reverse (210121002001112), we get a palindrome (421221202122124).

The spelling of 211100200121012 in words is "two hundred eleven trillion, one hundred billion, two hundred million, one hundred twenty-one thousand, twelve".