211012020100101 has 16 divisors (see below), whose sum is σ = 315221887522368. Its totient is φ = 124429692441600.

The previous prime is 211012020100097. The next prime is 211012020100103. The reversal of 211012020100101 is 101001020210112.

It is not a de Polignac number, because 211012020100101 - 2² = 211012020100097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211012020100103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86409507420 + ... + 86409509861.

It is an arithmetic number, because the mean of its divisors is an integer number (19701367970148).

Almost surely, 2^{211012020100101} is an apocalyptic number.

It is an amenable number.

211012020100101 is a deficient number, since it is larger than the sum of its proper divisors (104209867422267).

211012020100101 is a wasteful number, since it uses less digits than its factorization.

211012020100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172819017332.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 211012020100101 its reverse (101001020210112), we get a palindrome (312013040310213).

The spelling of 211012020100101 in words is "two hundred eleven trillion, twelve billion, twenty million, one hundred thousand, one hundred one".