100020212201 has 32 divisors (see below), whose sum is σ = 125021594880. Its totient is φ = 77910395904.

The previous prime is 100020212183. The next prime is 100020212207. The reversal of 100020212201 is 102212020001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100020212201 - 2¹⁴ = 100020195817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100020212207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1860566 + ... + 1913568.

It is an arithmetic number, because the mean of its divisors is an integer number (3906924840).

Almost surely, 2^100020212201 is an apocalyptic number.

It is an amenable number.

100020212201 is a deficient number, since it is larger than the sum of its proper divisors (25001382679).

100020212201 is a wasteful number, since it uses less digits than its factorization.

100020212201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53345.

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

Adding to 100020212201 its reverse (102212020001), we get a palindrome (202232232202).

The spelling of 100020212201 in words is "one hundred billion, twenty million, two hundred twelve thousand, two hundred one".