111202001101220 has 24 divisors (see below), whose sum is σ = 233573856816384. Its totient is φ = 44471342439776.

The previous prime is 111202001101207. The next prime is 111202001101249. The reversal of 111202001101220 is 22101100202111.

It is a super-3 number, since 3×111202001101220³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111202001101195 and 111202001101204.

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, 591028634 + ... + 591216753.

It is an arithmetic number, because the mean of its divisors is an integer number (9732244034016).

Almost surely, 2^{111202001101220} is an apocalyptic number.

111202001101220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111202001101220 is an abundant number, since it is smaller than the sum of its proper divisors (122371855715164).

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

111202001101220 is a wasteful number, since it uses less digits than its factorization.

111202001101220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182250099 (or 1182250097 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111202001101220 its reverse (22101100202111), we get a palindrome (133303101303331).

The spelling of 111202001101220 in words is "one hundred eleven trillion, two hundred two billion, one million, one hundred one thousand, two hundred twenty".