102122220020001 has 16 divisors (see below), whose sum is σ = 136229568885696. Its totient is φ = 68048179125696.

The previous prime is 102122220019987. The next prime is 102122220020033. The reversal of 102122220020001 is 100020022221201.

It is not a de Polignac number, because 102122220020001 - 2⁵ = 102122220019969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102122220020801) 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, 117451011 + ... + 118317303.

It is an arithmetic number, because the mean of its divisors is an integer number (8514348055356).

Almost surely, 2^{102122220020001} is an apocalyptic number.

It is an amenable number.

102122220020001 is a deficient number, since it is larger than the sum of its proper divisors (34107348865695).

102122220020001 is a wasteful number, since it uses less digits than its factorization.

102122220020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885472.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102122220020001 its reverse (100020022221201), we get a palindrome (202142242241202).

The spelling of 102122220020001 in words is "one hundred two trillion, one hundred twenty-two billion, two hundred twenty million, twenty thousand, one".