2213242031 has 32 divisors (see below), whose sum is σ = 2990765568. Its totient is φ = 1581690240.

The previous prime is 2213241983. The next prime is 2213242067. The reversal of 2213242031 is 1302423122.

It is not a de Polignac number, because 2213242031 - 2¹⁸ = 2212979887 is a prime.

It is a super-2 number, since 2×2213242031² = 9796880575570009922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2213241994 and 2213242012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213242331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150116 + ... + 164198.

It is an arithmetic number, because the mean of its divisors is an integer number (93461424).

Almost surely, 2^2213242031 is an apocalyptic number.

2213242031 is a deficient number, since it is larger than the sum of its proper divisors (777523537).

2213242031 is a wasteful number, since it uses less digits than its factorization.

2213242031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14271.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2213242031 is about 47045.1063448686. The cubic root of 2213242031 is about 1303.1956942335.

Adding to 2213242031 its reverse (1302423122), we get a palindrome (3515665153).

The spelling of 2213242031 in words is "two billion, two hundred thirteen million, two hundred forty-two thousand, thirty-one".