20012333003120 has 80 divisors (see below), whose sum is σ = 47505907427328. Its totient is φ = 7838237932800.

The previous prime is 20012333003111. The next prime is 20012333003149. The reversal of 20012333003120 is 2130033321002.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 20012333003092 and 20012333003101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10283456 + ... + 12073695.

Almost surely, 2^{20012333003120} is an apocalyptic number.

20012333003120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20012333003120 is an abundant number, since it is smaller than the sum of its proper divisors (27493574424208).

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

20012333003120 is a wasteful number, since it uses less digits than its factorization.

20012333003120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22357398 (or 22357392 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20012333003120 its reverse (2130033321002), we get a palindrome (22142366324122).

The spelling of 20012333003120 in words is "twenty trillion, twelve billion, three hundred thirty-three million, three thousand, one hundred twenty".