1111220111202 has 16 divisors (see below), whose sum is σ = 2225431402560. Its totient is φ = 369908173712.

The previous prime is 1111220111189. The next prime is 1111220111231. The reversal of 1111220111202 is 2021110221111.

It is a happy 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, 124627677 + ... + 124636592.

It is an arithmetic number, because the mean of its divisors is an integer number (139089462660).

Almost surely, 2^{1111220111202} is an apocalyptic number.

1111220111202 is an abundant number, since it is smaller than the sum of its proper divisors (1114211291358).

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

1111220111202 is a wasteful number, since it uses less digits than its factorization.

1111220111202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249265017.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1111220111202 its reverse (2021110221111), we get a palindrome (3132330332313).

The spelling of 1111220111202 in words is "one trillion, one hundred eleven billion, two hundred twenty million, one hundred eleven thousand, two hundred two".