20302211312004 has 12 divisors (see below), whose sum is σ = 47371826394704. Its totient is φ = 6767403770664.

The previous prime is 20302211311999. The next prime is 20302211312017. The reversal of 20302211312004 is 40021311220302.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845925471322 + ... + 845925471345.

Almost surely, 2^{20302211312004} is an apocalyptic number.

It is an amenable number.

20302211312004 is an abundant number, since it is smaller than the sum of its proper divisors (27069615082700).

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

20302211312004 is a wasteful number, since it uses less digits than its factorization.

20302211312004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691850942674 (or 1691850942672 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20302211312004 its reverse (40021311220302), we get a palindrome (60323522532306).

The spelling of 20302211312004 in words is "twenty trillion, three hundred two billion, two hundred eleven million, three hundred twelve thousand, four".