101211001012012 has 24 divisors (see below), whose sum is σ = 177522642891776. Its totient is φ = 50490271572048.

The previous prime is 101211001012003. The next prime is 101211001012027. The reversal of 101211001012012 is 210210100112101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101211001011983 and 101211001012001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12587503 + ... + 18996505.

Almost surely, 2^{101211001012012} is an apocalyptic number.

It is an amenable number.

101211001012012 is a deficient number, since it is larger than the sum of its proper divisors (76311641879764).

101211001012012 is a wasteful number, since it uses less digits than its factorization.

101211001012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6417997 (or 6417995 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101211001012012 its reverse (210210100112101), we get a palindrome (311421101124113).

The spelling of 101211001012012 in words is "one hundred one trillion, two hundred eleven billion, one million, twelve thousand, twelve".