212300022101 has 4 divisors (see below), whose sum is σ = 212323099872. Its totient is φ = 212276944332.

The previous prime is 212300022073. The next prime is 212300022107. The reversal of 212300022101 is 101220003212.

It is a happy number.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212300022101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212300022107) 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, 11525081 + ... + 11543486.

It is an arithmetic number, because the mean of its divisors is an integer number (53080774968).

Almost surely, 2^212300022101 is an apocalyptic number.

It is an amenable number.

212300022101 is a deficient number, since it is larger than the sum of its proper divisors (23077771).

212300022101 is an equidigital number, since it uses as much as digits as its factorization.

212300022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23077770.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 212300022101 its reverse (101220003212), we get a palindrome (313520025313).

The spelling of 212300022101 in words is "two hundred twelve billion, three hundred million, twenty-two thousand, one hundred one".