312010022201 has 4 divisors (see below), whose sum is σ = 316666888272. Its totient is φ = 307353156132.

The previous prime is 312010022183. The next prime is 312010022209. The reversal of 312010022201 is 102220010213.

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, and also an emirpimes, since its reverse is a distinct semiprime: 102220010213 = 149 ⋅686040337.

It is a cyclic number.

It is not a de Polignac number, because 312010022201 - 2¹⁰ = 312010021177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312010022209) 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, 2328432935 + ... + 2328433068.

It is an arithmetic number, because the mean of its divisors is an integer number (79166722068).

Almost surely, 2^312010022201 is an apocalyptic number.

It is an amenable number.

312010022201 is a deficient number, since it is larger than the sum of its proper divisors (4656866071).

312010022201 is an equidigital number, since it uses as much as digits as its factorization.

312010022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4656866070.

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

Adding to 312010022201 its reverse (102220010213), we get a palindrome (414230032414).

The spelling of 312010022201 in words is "three hundred twelve billion, ten million, twenty-two thousand, two hundred one".