101211112012011 has 32 divisors (see below), whose sum is σ = 144886317768192. Its totient is φ = 62691194522880.

The previous prime is 101211112012001. The next prime is 101211112012013. The reversal of 101211112012011 is 110210211112101.

It is not a de Polignac number, because 101211112012011 - 2²⁹ = 101210575141099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101211112012013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93695770 + ... + 94769823.

It is an arithmetic number, because the mean of its divisors is an integer number (4527697430256).

Almost surely, 2^{101211112012011} is an apocalyptic number.

101211112012011 is a deficient number, since it is larger than the sum of its proper divisors (43675205756181).

101211112012011 is a wasteful number, since it uses less digits than its factorization.

101211112012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188465843.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 101211112012011 its reverse (110210211112101), we get a palindrome (211421323124112).

The spelling of 101211112012011 in words is "one hundred one trillion, two hundred eleven billion, one hundred twelve million, twelve thousand, eleven".