20001211202 has 16 divisors (see below), whose sum is σ = 35470128960. Its totient is φ = 8276363088.

The previous prime is 20001211199. The next prime is 20001211211. The reversal of 20001211202 is 20211210002.

It is a happy number.

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, 24631628 + ... + 24632439.

It is an arithmetic number, because the mean of its divisors is an integer number (2216883060).

Almost surely, 2^20001211202 is an apocalyptic number.

20001211202 is a deficient number, since it is larger than the sum of its proper divisors (15468917758).

20001211202 is a wasteful number, since it uses less digits than its factorization.

20001211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49264105.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20001211202 its reverse (20211210002), we get a palindrome (40212421204).

The spelling of 20001211202 in words is "twenty billion, one million, two hundred eleven thousand, two hundred two".