122010201001 has 16 divisors (see below), whose sum is σ = 134735964048. Its totient is φ = 109767168000.

The previous prime is 122010200959. The next prime is 122010201011. The reversal of 122010201001 is 100102010221.

It can be written as a sum of positive squares in 8 ways, for example, as 409600 + 122009791401 = 640^2 + 349299^2 .

It is a de Polignac number, because none of the positive numbers 2^k-122010201001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122010201011) 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, 416601 + ... + 646201.

It is an arithmetic number, because the mean of its divisors is an integer number (8420997753).

Almost surely, 2^122010201001 is an apocalyptic number.

It is an amenable number.

122010201001 is a deficient number, since it is larger than the sum of its proper divisors (12725763047).

122010201001 is a wasteful number, since it uses less digits than its factorization.

122010201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230652.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 122010201001 its reverse (100102010221), we get a palindrome (222112211222).

The spelling of 122010201001 in words is "one hundred twenty-two billion, ten million, two hundred one thousand, one".