2202100101021 has 8 divisors (see below), whose sum is σ = 2936277809920. Its totient is φ = 1467994563072.

The previous prime is 2202100100971. The next prime is 2202100101053. The reversal of 2202100101021 is 1201010012022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2202100101021 - 2¹¹ = 2202100098973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202100100988 and 2202100101006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202100102021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17971501 + ... + 18093618.

It is an arithmetic number, because the mean of its divisors is an integer number (367034726240).

Almost surely, 2^{2202100101021} is an apocalyptic number.

It is an amenable number.

2202100101021 is a deficient number, since it is larger than the sum of its proper divisors (734177708899).

2202100101021 is a wasteful number, since it uses less digits than its factorization.

2202100101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36085475.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2202100101021 its reverse (1201010012022), we get a palindrome (3403110113043).

The spelling of 2202100101021 in words is "two trillion, two hundred two billion, one hundred million, one hundred one thousand, twenty-one".