100202022001 has 6 divisors (see below), whose sum is σ = 100258665302. Its totient is φ = 100145410560.

The previous prime is 100202021971. The next prime is 100202022007. The reversal of 100202022001 is 100220202001.

It can be written as a sum of positive squares in 3 ways, for example, as 5753981025 + 94448040976 = 75855^2 + 307324^2 .

It is not a de Polignac number, because 100202022001 - 2¹³ = 100202013809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100202022007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3554281 + ... + 3582361.

Almost surely, 2^100202022001 is an apocalyptic number.

It is an amenable number.

100202022001 is a deficient number, since it is larger than the sum of its proper divisors (56643301).

100202022001 is an frugal number, since it uses more digits than its factorization.

100202022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31859 (or 29970 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 100202022001 its reverse (100220202001), we get a palindrome (200422224002).

The spelling of 100202022001 in words is "one hundred billion, two hundred two million, twenty-two thousand, one".