10100001012 has 12 divisors (see below), whose sum is σ = 23566669056. Its totient is φ = 3366667000.

The previous prime is 10100001001. The next prime is 10100001059. The reversal of 10100001012 is 21010000101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420833364 + ... + 420833387.

It is an arithmetic number, because the mean of its divisors is an integer number (1963889088).

Almost surely, 2^10100001012 is an apocalyptic number.

10100001012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10100001012 is an abundant number, since it is smaller than the sum of its proper divisors (13466668044).

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

10100001012 is a wasteful number, since it uses less digits than its factorization.

10100001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841666758 (or 841666756 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 10100001012 its reverse (21010000101), we get a palindrome (31110001113).

It can be divided in two parts, 1010000101 and 2, that multiplied together give a palindrome (2020000202).

The spelling of 10100001012 in words is "ten billion, one hundred million, one thousand, twelve".