101002111012 has 12 divisors (see below), whose sum is σ = 192822212016. Its totient is φ = 45910050440.

The previous prime is 101002110997. The next prime is 101002111019. The reversal of 101002111012 is 210111200101.

It is a self number, because there is not a number n which added to its sum of digits gives 101002111012.

It is not an unprimeable number, because it can be changed into a prime (101002111019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1147751218 + ... + 1147751305.

It is an arithmetic number, because the mean of its divisors is an integer number (16068517668).

Almost surely, 2^101002111012 is an apocalyptic number.

It is an amenable number.

101002111012 is a deficient number, since it is larger than the sum of its proper divisors (91820101004).

101002111012 is a wasteful number, since it uses less digits than its factorization.

101002111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295502538 (or 2295502536 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 101002111012 its reverse (210111200101), we get a palindrome (311113311113).

The spelling of 101002111012 in words is "one hundred one billion, two million, one hundred eleven thousand, twelve".