101211000012012 has 48 divisors (see below), whose sum is σ = 257630650502400. Its totient is φ = 30669684471360.

The previous prime is 101211000011969. The next prime is 101211000012091. The reversal of 101211000012012 is 210210000112101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9097689 + ... + 16887567.

It is an arithmetic number, because the mean of its divisors is an integer number (5367305218800).

Almost surely, 2^{101211000012012} is an apocalyptic number.

101211000012012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101211000012012 is an abundant number, since it is smaller than the sum of its proper divisors (156419650490388).

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

101211000012012 is a wasteful number, since it uses less digits than its factorization.

101211000012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7888326 (or 7888324 counting only the distinct ones).

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

Adding to 101211000012012 its reverse (210210000112101), we get a palindrome (311421000124113).

The spelling of 101211000012012 in words is "one hundred one trillion, two hundred eleven billion, twelve thousand, twelve".