1200022323102 has 32 divisors (see below), whose sum is σ = 2670942524160. Its totient is φ = 399373503480.

The previous prime is 1200022323079. The next prime is 1200022323139. The reversal of 1200022323102 is 2013232200021.

1200022323102 is a `hidden beast` number, since 120 + 0 + 0 + 2 + 232 + 310 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17574988 + ... + 17643135.

It is an arithmetic number, because the mean of its divisors is an integer number (83466953880).

Almost surely, 2^{1200022323102} is an apocalyptic number.

1200022323102 is an abundant number, since it is smaller than the sum of its proper divisors (1470920201058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200022323102 is a wasteful number, since it uses less digits than its factorization.

1200022323102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35218765 (or 35218759 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1200022323102 its reverse (2013232200021), we get a palindrome (3213254523123).

The spelling of 1200022323102 in words is "one trillion, two hundred billion, twenty-two million, three hundred twenty-three thousand, one hundred two".