1202112099 has 12 divisors (see below), whose sum is σ = 1742567112. Its totient is φ = 798554400.

The previous prime is 1202112077. The next prime is 1202112113. The reversal of 1202112099 is 9902112021.

It is not a de Polignac number, because 1202112099 - 2¹¹ = 1202110051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1202112019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235137 + ... + 240194.

It is an arithmetic number, because the mean of its divisors is an integer number (145213926).

Almost surely, 2^1202112099 is an apocalyptic number.

1202112099 is a deficient number, since it is larger than the sum of its proper divisors (540455013).

1202112099 is a wasteful number, since it uses less digits than its factorization.

1202112099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475618 (or 475615 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 1202112099 is about 34671.4882720659. The cubic root of 1202112099 is about 1063.2816593458.

The spelling of 1202112099 in words is "one billion, two hundred two million, one hundred twelve thousand, ninety-nine".