101211211112012 has 12 divisors (see below), whose sum is σ = 177552674753160. Its totient is φ = 50481875468256.

The previous prime is 101211211112009. The next prime is 101211211112041. The reversal of 101211211112012 is 210211112112101.

101211211112012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×101211211112012² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30932520098 + ... + 30932523369.

It is an arithmetic number, because the mean of its divisors is an integer number (14796056229430).

Almost surely, 2^{101211211112012} is an apocalyptic number.

It is an amenable number.

101211211112012 is a deficient number, since it is larger than the sum of its proper divisors (76341463641148).

101211211112012 is a wasteful number, since it uses less digits than its factorization.

101211211112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61865043880 (or 61865043878 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 101211211112012 its reverse (210211112112101), we get a palindrome (311422323224113).

The spelling of 101211211112012 in words is "one hundred one trillion, two hundred eleven billion, two hundred eleven million, one hundred twelve thousand, twelve".