100222101021021 has 32 divisors (see below), whose sum is σ = 164038015104000. Its totient is φ = 54255573474480.

The previous prime is 100222101020971. The next prime is 100222101021061. The reversal of 100222101021021 is 120120101222001.

It is not a de Polignac number, because 100222101021021 - 2⁶ = 100222101020957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222101021061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2563074435 + ... + 2563113536.

It is an arithmetic number, because the mean of its divisors is an integer number (5126187972000).

Almost surely, 2^{100222101021021} is an apocalyptic number.

It is an amenable number.

100222101021021 is a deficient number, since it is larger than the sum of its proper divisors (63815914082979).

100222101021021 is an equidigital number, since it uses as much as digits as its factorization.

100222101021021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5126188014 (or 5126188000 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100222101021021 its reverse (120120101222001), we get a palindrome (220342202243022).

The spelling of 100222101021021 in words is "one hundred trillion, two hundred twenty-two billion, one hundred one million, twenty-one thousand, twenty-one".