2310222021 has 64 divisors (see below), whose sum is σ = 3511535616. Its totient is φ = 1343692800.

The previous prime is 2310222011. The next prime is 2310222029. The reversal of 2310222021 is 1202220132.

It is a happy number.

It is not a de Polignac number, because 2310222021 - 2⁹ = 2310221509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2310222029) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4270011 + ... + 4270551.

It is an arithmetic number, because the mean of its divisors is an integer number (54867744).

Almost surely, 2^2310222021 is an apocalyptic number.

It is an amenable number.

2310222021 is a deficient number, since it is larger than the sum of its proper divisors (1201313595).

2310222021 is a wasteful number, since it uses less digits than its factorization.

2310222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2310222021 is about 48064.7690205622. The cubic root of 2310222021 is about 1321.9587580391.

Adding to 2310222021 its reverse (1202220132), we get a palindrome (3512442153).

The spelling of 2310222021 in words is "two billion, three hundred ten million, two hundred twenty-two thousand, twenty-one".