2202993121 has 4 divisors (see below), whose sum is σ = 2517706432. Its totient is φ = 1888279812.

The previous prime is 2202993119. The next prime is 2202993137. The reversal of 2202993121 is 1213992022.

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: 1213992022 = 2 ⋅606996011.

It is a cyclic number.

It is not a de Polignac number, because 2202993121 - 2¹ = 2202993119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2202993721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157356645 + ... + 157356658.

It is an arithmetic number, because the mean of its divisors is an integer number (629426608).

Almost surely, 2^2202993121 is an apocalyptic number.

It is an amenable number.

2202993121 is a deficient number, since it is larger than the sum of its proper divisors (314713311).

2202993121 is an equidigital number, since it uses as much as digits as its factorization.

2202993121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314713310.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 2202993121 is about 46936.0535303087. The cubic root of 2202993121 is about 1301.1810019265.

The spelling of 2202993121 in words is "two billion, two hundred two million, nine hundred ninety-three thousand, one hundred twenty-one".