2221373402 has 8 divisors (see below), whose sum is σ = 3336571200. Its totient is φ = 1109183004.

The previous prime is 2221373389. The next prime is 2221373411. The reversal of 2221373402 is 2043731222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2221373402² = 9868999582226107208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750002 + ... + 752957.

It is an arithmetic number, because the mean of its divisors is an integer number (417071400).

Almost surely, 2^2221373402 is an apocalyptic number.

2221373402 is a deficient number, since it is larger than the sum of its proper divisors (1115197798).

2221373402 is a wasteful number, since it uses less digits than its factorization.

2221373402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503700.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 2221373402 is about 47131.4481211855. The cubic root of 2221373402 is about 1304.7897082892.

The spelling of 2221373402 in words is "two billion, two hundred twenty-one million, three hundred seventy-three thousand, four hundred two".