111541343202 has 24 divisors (see below), whose sum is σ = 241871538636. Its totient is φ = 37149889536.

The previous prime is 111541343201. The next prime is 111541343239. The reversal of 111541343202 is 202343145111.

111541343202 is a `hidden beast` number, since 1 + 1 + 1 + 5 + 413 + 43 + 202 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 105195786921 + 6345556281 = 324339^2 + 79659^2 .

It is a super-2 number, since 2×111541343202² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111541343201) 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, 2524003 + ... + 2567814.

Almost surely, 2^111541343202 is an apocalyptic number.

111541343202 is an abundant number, since it is smaller than the sum of its proper divisors (130330195434).

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

111541343202 is a wasteful number, since it uses less digits than its factorization.

111541343202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093042 (or 5093039 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 111541343202 its reverse (202343145111), we get a palindrome (313884488313).

The spelling of 111541343202 in words is "one hundred eleven billion, five hundred forty-one million, three hundred forty-three thousand, two hundred two".