20002211022101 has 16 divisors (see below), whose sum is σ = 26022074646528. Its totient is φ = 14908480263600.

The previous prime is 20002211022091. The next prime is 20002211022107. The reversal of 20002211022101 is 10122011220002.

It is a de Polignac number, because none of the positive numbers 2^k-20002211022101 is a prime.

It is a super-2 number, since 2×20002211022101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002211022107) 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, 5647149845 + ... + 5647153386.

It is an arithmetic number, because the mean of its divisors is an integer number (1626379665408).

Almost surely, 2^{20002211022101} is an apocalyptic number.

It is an amenable number.

20002211022101 is a deficient number, since it is larger than the sum of its proper divisors (6019863624427).

20002211022101 is a wasteful number, since it uses less digits than its factorization.

20002211022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11294303272.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20002211022101 its reverse (10122011220002), we get a palindrome (30124222242103).

The spelling of 20002211022101 in words is "twenty trillion, two billion, two hundred eleven million, twenty-two thousand, one hundred one".