100022221102121 has 8 divisors (see below), whose sum is σ = 100327578527904. Its totient is φ = 99716914301760.

The previous prime is 100022221102099. The next prime is 100022221102171. The reversal of 100022221102121 is 121201122220001.

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

It is a cyclic number.

It is not a de Polignac number, because 100022221102121 - 2²² = 100022216907817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100022221102121.

It is not an unprimeable number, because it can be changed into a prime (100022221102171) 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, 8696975 + ... + 16603668.

It is an arithmetic number, because the mean of its divisors is an integer number (12540947315988).

Almost surely, 2^{100022221102121} is an apocalyptic number.

It is an amenable number.

100022221102121 is a deficient number, since it is larger than the sum of its proper divisors (305357425783).

100022221102121 is a wasteful number, since it uses less digits than its factorization.

100022221102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25312711.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100022221102121 its reverse (121201122220001), we get a palindrome (221223343322122).

The spelling of 100022221102121 in words is "one hundred trillion, twenty-two billion, two hundred twenty-one million, one hundred two thousand, one hundred twenty-one".