100212112020001 has 4 divisors (see below), whose sum is σ = 100212135777072. Its totient is φ = 100212088262932.

The previous prime is 100212112019983. The next prime is 100212112020019. The reversal of 100212112020001 is 100020211212001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (100212112019983) and next prime (100212112020019).

It is a cyclic number.

It is not a de Polignac number, because 100212112020001 - 2⁹ = 100212112019489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100212112020901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3652231 + ... + 14620636.

It is an arithmetic number, because the mean of its divisors is an integer number (25053033944268).

Almost surely, 2^{100212112020001} is an apocalyptic number.

It is an amenable number.

100212112020001 is a deficient number, since it is larger than the sum of its proper divisors (23757071).

100212112020001 is an equidigital number, since it uses as much as digits as its factorization.

100212112020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23757070.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100212112020001 its reverse (100020211212001), we get a palindrome (200232323232002).

The spelling of 100212112020001 in words is "one hundred trillion, two hundred twelve billion, one hundred twelve million, twenty thousand, one".