122000201001 has 80 divisors (see below), whose sum is σ = 210117270528. Its totient is φ = 69102396000.

The previous prime is 122000200999. The next prime is 122000201017. The reversal of 122000201001 is 100102000221.

It is not a de Polignac number, because 122000201001 - 2¹ = 122000200999 is a prime.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122000202001) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 48201106 + ... + 48203636.

Almost surely, 2^122000201001 is an apocalyptic number.

It is an amenable number.

122000201001 is a deficient number, since it is larger than the sum of its proper divisors (88117069527).

122000201001 is a wasteful number, since it uses less digits than its factorization.

122000201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264 (or 3255 counting only the distinct ones).

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

Adding to 122000201001 its reverse (100102000221), we get a palindrome (222102201222).

The spelling of 122000201001 in words is "one hundred twenty-two billion, two hundred one thousand, one".