1012112122424 has 64 divisors (see below), whose sum is σ = 2154529419840. Its totient is φ = 442212249600.

The previous prime is 1012112122421. The next prime is 1012112122453. The reversal of 1012112122424 is 4242212112101.

1012112122424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1012112122424² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 1012112122424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012112122421) 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, 1949027 + ... + 2413074.

It is an arithmetic number, because the mean of its divisors is an integer number (33664522185).

Almost surely, 2^{1012112122424} is an apocalyptic number.

It is an amenable number.

1012112122424 is an abundant number, since it is smaller than the sum of its proper divisors (1142417297416).

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

1012112122424 is a wasteful number, since it uses less digits than its factorization.

1012112122424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4362240 (or 4362236 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 1012112122424 its reverse (4242212112101), we get a palindrome (5254324234525).

The spelling of 1012112122424 in words is "one trillion, twelve billion, one hundred twelve million, one hundred twenty-two thousand, four hundred twenty-four".