20001101022202 has 16 divisors (see below), whose sum is σ = 30231255140352. Its totient is φ = 9924298913520.

The previous prime is 20001101022197. The next prime is 20001101022247. The reversal of 20001101022202 is 20222010110002.

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, 70592874 + ... + 70875637.

It is an arithmetic number, because the mean of its divisors is an integer number (1889453446272).

Almost surely, 2^{20001101022202} is an apocalyptic number.

20001101022202 is a deficient number, since it is larger than the sum of its proper divisors (10230154118150).

20001101022202 is a wasteful number, since it uses less digits than its factorization.

20001101022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141469053.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20001101022202 its reverse (20222010110002), we get a palindrome (40223111132204).

The spelling of 20001101022202 in words is "twenty trillion, one billion, one hundred one million, twenty-two thousand, two hundred two".