20002200222012 has 48 divisors (see below), whose sum is σ = 46703427214752. Its totient is φ = 6662882672640.

The previous prime is 20002200221933. The next prime is 20002200222013. The reversal of 20002200222012 is 21022200220002.

It is a junction number, because it is equal to n+sod(n) for n = 20002200221982 and 20002200222000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002200222013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278232312 + ... + 278304192.

It is an arithmetic number, because the mean of its divisors is an integer number (972988066974).

Almost surely, 2^{20002200222012} is an apocalyptic number.

It is an amenable number.

20002200222012 is an abundant number, since it is smaller than the sum of its proper divisors (26701226992740).

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

20002200222012 is a wasteful number, since it uses less digits than its factorization.

20002200222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87278 (or 87276 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20002200222012 its reverse (21022200220002), we get a palindrome (41024400442014).

The spelling of 20002200222012 in words is "twenty trillion, two billion, two hundred million, two hundred twenty-two thousand, twelve".