1200031102 has 16 divisors (see below), whose sum is σ = 1814464512. Its totient is φ = 595223640.

The previous prime is 1200031081. The next prime is 1200031121. The reversal of 1200031102 is 2011300021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188227 + ... + 194497.

It is an arithmetic number, because the mean of its divisors is an integer number (113404032).

Almost surely, 2^1200031102 is an apocalyptic number.

1200031102 is a deficient number, since it is larger than the sum of its proper divisors (614433410).

1200031102 is a wasteful number, since it uses less digits than its factorization.

1200031102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7023.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1200031102 is about 34641.4650671706. The cubic root of 1200031102 is about 1062.6677498830.

Adding to 1200031102 its reverse (2011300021), we get a palindrome (3211331123).

The spelling of 1200031102 in words is "one billion, two hundred million, thirty-one thousand, one hundred two".