1200000220102 has 16 divisors (see below), whose sum is σ = 1802740338432. Its totient is φ = 599086905480.

The previous prime is 1200000220093. The next prime is 1200000220123. The reversal of 1200000220102 is 2010220000021.

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, 25879663 + ... + 25925989.

It is an arithmetic number, because the mean of its divisors is an integer number (112671271152).

Almost surely, 2^{1200000220102} is an apocalyptic number.

1200000220102 is a deficient number, since it is larger than the sum of its proper divisors (602740118330).

1200000220102 is a wasteful number, since it uses less digits than its factorization.

1200000220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65763.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1200000220102 its reverse (2010220000021), we get a palindrome (3210220220123).

The spelling of 1200000220102 in words is "one trillion, two hundred billion, two hundred twenty thousand, one hundred two".