23211210200851 has 2 divisors, whose sum is σ = 23211210200852. Its totient is φ = 23211210200850.

The previous prime is 23211210200803. The next prime is 23211210201001. The reversal of 23211210200851 is 15800201211232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23211210200851 - 2²⁹ = 23210673329939 is a prime.

It is a super-2 number, since 2×23211210200851² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23211210200251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11605605100425 + 11605605100426.

It is an arithmetic number, because the mean of its divisors is an integer number (11605605100426).

Almost surely, 2^{23211210200851} is an apocalyptic number.

23211210200851 is a deficient number, since it is larger than the sum of its proper divisors (1).

23211210200851 is an equidigital number, since it uses as much as digits as its factorization.

23211210200851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 28.

The spelling of 23211210200851 in words is "twenty-three trillion, two hundred eleven billion, two hundred ten million, two hundred thousand, eight hundred fifty-one".