1200111102202 has 16 divisors (see below), whose sum is σ = 1878711864192. Its totient is φ = 573881511280.

The previous prime is 1200111102181. The next prime is 1200111102251. The reversal of 1200111102202 is 2022011110021.

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, 1608493 + ... + 2233264.

It is an arithmetic number, because the mean of its divisors is an integer number (117419491512).

Almost surely, 2^{1200111102202} is an apocalyptic number.

1200111102202 is a deficient number, since it is larger than the sum of its proper divisors (678600761990).

1200111102202 is a wasteful number, since it uses less digits than its factorization.

1200111102202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3848573.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1200111102202 its reverse (2022011110021), we get a palindrome (3222122212223).

The spelling of 1200111102202 in words is "one trillion, two hundred billion, one hundred eleven million, one hundred two thousand, two hundred two".