1200122402 has 8 divisors (see below), whose sum is σ = 1805372496. Its totient is φ = 598331572.

The previous prime is 1200122377. The next prime is 1200122419. The reversal of 1200122402 is 2042210021.

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

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, 863948 + ... + 865335.

It is an arithmetic number, because the mean of its divisors is an integer number (225671562).

Almost surely, 2^1200122402 is an apocalyptic number.

1200122402 is a deficient number, since it is larger than the sum of its proper divisors (605250094).

1200122402 is a wasteful number, since it uses less digits than its factorization.

1200122402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729632.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1200122402 is about 34642.7828270190. The cubic root of 1200122402 is about 1062.6946989359.

Adding to 1200122402 its reverse (2042210021), we get a palindrome (3242332423).

The spelling of 1200122402 in words is "one billion, two hundred million, one hundred twenty-two thousand, four hundred two".