20001011011202 has 32 divisors (see below), whose sum is σ = 32793371893632. Its totient is φ = 9092952152064.

The previous prime is 20001011011153. The next prime is 20001011011217. The reversal of 20001011011202 is 20211011010002.

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, 32062658 + ... + 32680514.

It is an arithmetic number, because the mean of its divisors is an integer number (1024792871676).

Almost surely, 2^{20001011011202} is an apocalyptic number.

20001011011202 is a deficient number, since it is larger than the sum of its proper divisors (12792360882430).

20001011011202 is a wasteful number, since it uses less digits than its factorization.

20001011011202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636522.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20001011011202 its reverse (20211011010002), we get a palindrome (40212022021204).

The spelling of 20001011011202 in words is "twenty trillion, one billion, eleven million, eleven thousand, two hundred two".