101022030012 has 48 divisors (see below), whose sum is σ = 248161222400. Its totient is φ = 31896944640.

The previous prime is 101022029989. The next prime is 101022030013. The reversal of 101022030012 is 210030220101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 101022030012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101022030013) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1701564 + ... + 1759932.

Almost surely, 2^101022030012 is an apocalyptic number.

101022030012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101022030012 is an abundant number, since it is smaller than the sum of its proper divisors (147139192388).

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

101022030012 is a wasteful number, since it uses less digits than its factorization.

101022030012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65986 (or 65984 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 101022030012 its reverse (210030220101), we get a palindrome (311052250113).

The spelling of 101022030012 in words is "one hundred one billion, twenty-two million, thirty thousand, twelve".