33021011212010 has 16 divisors (see below), whose sum is σ = 59446775826216. Its totient is φ = 13206414341568.

The previous prime is 33021011212009. The next prime is 33021011212027. The reversal of 33021011212010 is 1021211012033.

It can be written as a sum of positive squares in 4 ways, for example, as 17797100632921 + 15223910579089 = 4218661^2 + 3901783^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 33021011212010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248698217 + ... + 248830956.

Almost surely, 2^{33021011212010} is an apocalyptic number.

33021011212010 is a deficient number, since it is larger than the sum of its proper divisors (26425764614206).

33021011212010 is a wasteful number, since it uses less digits than its factorization.

33021011212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497535817.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 33021011212010 its reverse (1021211012033), we get a palindrome (34042222224043).

The spelling of 33021011212010 in words is "thirty-three trillion, twenty-one billion, eleven million, two hundred twelve thousand, ten".