33311420012420 has 48 divisors (see below), whose sum is σ = 76348749972096. Its totient is φ = 12107638080000.

The previous prime is 33311420012417. The next prime is 33311420012461. The reversal of 33311420012420 is 2421002411333.

It is a super-2 number, since 2×33311420012420² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33311420012420.

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, 34558256 + ... + 35509095.

It is an arithmetic number, because the mean of its divisors is an integer number (1590598957752).

Almost surely, 2^{33311420012420} is an apocalyptic number.

It is an amenable number.

33311420012420 is an abundant number, since it is smaller than the sum of its proper divisors (43037329959676).

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

33311420012420 is a wasteful number, since it uses less digits than its factorization.

33311420012420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70069532 (or 70069530 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 33311420012420 its reverse (2421002411333), we get a palindrome (35732422423753).

The spelling of 33311420012420 in words is "thirty-three trillion, three hundred eleven billion, four hundred twenty million, twelve thousand, four hundred twenty".