120040402 has 8 divisors (see below), whose sum is σ = 180640512. Its totient is φ = 59826900.

The previous prime is 120040399. The next prime is 120040429. The reversal of 120040402 is 204040021.

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

It is a super-2 number, since 2×120040402² = 28819396224643208, 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, 95874 + ... + 97117.

It is an arithmetic number, because the mean of its divisors is an integer number (22580064).

Almost surely, 2^120040402 is an apocalyptic number.

120040402 is a deficient number, since it is larger than the sum of its proper divisors (60600110).

120040402 is a wasteful number, since it uses less digits than its factorization.

120040402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193304.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 120040402 is about 10956.2950854748. The cubic root of 120040402 is about 493.2977641550.

Adding to 120040402 its reverse (204040021), we get a palindrome (324080423).

The spelling of 120040402 in words is "one hundred twenty million, forty thousand, four hundred two".