100122020201 has 16 divisors (see below), whose sum is σ = 115706009088. Its totient is φ = 84861772800.

The previous prime is 100122020143. The next prime is 100122020221. The reversal of 100122020201 is 102020221001.

It is a happy number.

It is not a de Polignac number, because 100122020201 - 2²⁶ = 100054911337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100122020221) 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, 194081 + ... + 487761.

It is an arithmetic number, because the mean of its divisors is an integer number (7231625568).

Almost surely, 2^100122020201 is an apocalyptic number.

It is an amenable number.

100122020201 is a deficient number, since it is larger than the sum of its proper divisors (15583988887).

100122020201 is a wasteful number, since it uses less digits than its factorization.

100122020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294232.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100122020201 its reverse (102020221001), we get a palindrome (202142241202).

The spelling of 100122020201 in words is "one hundred billion, one hundred twenty-two million, twenty thousand, two hundred one".