122002000100001 has 48 divisors (see below), whose sum is σ = 202162113878400. Its totient is φ = 69451698081024.

The previous prime is 122002000099999. The next prime is 122002000100021. The reversal of 122002000100001 is 100001000200221.

It is not a de Polignac number, because 122002000100001 - 2¹ = 122002000099999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (122002000100021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 266466210 + ... + 266923668.

It is an arithmetic number, because the mean of its divisors is an integer number (4211710705800).

Almost surely, 2^{122002000100001} is an apocalyptic number.

It is an amenable number.

122002000100001 is a deficient number, since it is larger than the sum of its proper divisors (80160113778399).

122002000100001 is a wasteful number, since it uses less digits than its factorization.

122002000100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473478 (or 473475 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 122002000100001 its reverse (100001000200221), we get a palindrome (222003000300222).

The spelling of 122002000100001 in words is "one hundred twenty-two trillion, two billion, one hundred thousand, one".