20113033321002 has 32 divisors (see below), whose sum is σ = 41653534711680. Its totient is φ = 6466881565760.

The previous prime is 20113033320983. The next prime is 20113033321013. The reversal of 20113033321002 is 20012333031102.

It is a self number, because there is not a number n which added to its sum of digits gives 20113033321002.

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, 55878873 + ... + 56237660.

It is an arithmetic number, because the mean of its divisors is an integer number (1301672959740).

Almost surely, 2^{20113033321002} is an apocalyptic number.

20113033321002 is an abundant number, since it is smaller than the sum of its proper divisors (21540501390678).

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

20113033321002 is a wasteful number, since it uses less digits than its factorization.

20113033321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112117598.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20113033321002 its reverse (20012333031102), we get a palindrome (40125366352104).

The spelling of 20113033321002 in words is "twenty trillion, one hundred thirteen billion, thirty-three million, three hundred twenty-one thousand, two".