2202023142 has 24 divisors (see below), whose sum is σ = 5204782440. Its totient is φ = 667279680.

The previous prime is 2202023129. The next prime is 2202023167. The reversal of 2202023142 is 2413202022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5560467 + ... + 5560862.

It is an arithmetic number, because the mean of its divisors is an integer number (216865935).

Almost surely, 2^2202023142 is an apocalyptic number.

2202023142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2202023142 is an abundant number, since it is smaller than the sum of its proper divisors (3002759298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2202023142 is a wasteful number, since it uses less digits than its factorization.

2202023142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11121348 (or 11121345 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2202023142 is about 46925.7194084438. The cubic root of 2202023142 is about 1300.9900036709.

Adding to 2202023142 its reverse (2413202022), we get a palindrome (4615225164).

The spelling of 2202023142 in words is "two billion, two hundred two million, twenty-three thousand, one hundred forty-two".