1042210320 has 80 divisors (see below), whose sum is σ = 3235626240. Its totient is φ = 277512192.

The previous prime is 1042210319. The next prime is 1042210331. The reversal of 1042210320 is 230122401.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1042210320² = 2172404702229004800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1042210320.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181737 + ... + 187383.

It is an arithmetic number, because the mean of its divisors is an integer number (40445328).

Almost surely, 2^1042210320 is an apocalyptic number.

1042210320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042210320 is an abundant number, since it is smaller than the sum of its proper divisors (2193415920).

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

1042210320 is a wasteful number, since it uses less digits than its factorization.

1042210320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6432 (or 6426 counting only the distinct ones).

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

The square root of 1042210320 is about 32283.2823609992. The cubic root of 1042210320 is about 1013.8766544253.

Adding to 1042210320 its reverse (230122401), we get a palindrome (1272332721).

The spelling of 1042210320 in words is "one billion, forty-two million, two hundred ten thousand, three hundred twenty".