10120203412 has 48 divisors (see below), whose sum is σ = 20248905600. Its totient is φ = 4380773760.

The previous prime is 10120203409. The next prime is 10120203413. The reversal of 10120203412 is 21430202101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120203413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209914 + ... + 253582.

It is an arithmetic number, because the mean of its divisors is an integer number (421852200).

Almost surely, 2^10120203412 is an apocalyptic number.

It is an amenable number.

10120203412 is an abundant number, since it is smaller than the sum of its proper divisors (10128702188).

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

10120203412 is a wasteful number, since it uses less digits than its factorization.

10120203412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43936 (or 43934 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10120203412 its reverse (21430202101), we get a palindrome (31550405513).

The spelling of 10120203412 in words is "ten billion, one hundred twenty million, two hundred three thousand, four hundred twelve".