111121201202000 has 160 divisors (see below), whose sum is σ = 305861766522624. Its totient is φ = 38650852416000.

The previous prime is 111121201201993. The next prime is 111121201202003. The reversal of 111121201202000 is 202102121111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111121201202003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109297559 + ... + 110309558.

Almost surely, 2^{111121201202000} is an apocalyptic number.

111121201202000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111121201202000 is an abundant number, since it is smaller than the sum of its proper divisors (194740565320624).

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

111121201202000 is a wasteful number, since it uses less digits than its factorization.

111121201202000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219607174 (or 219607158 counting only the distinct ones).

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

Adding to 111121201202000 its reverse (202102121111), we get a palindrome (111323303323111).

The spelling of 111121201202000 in words is "one hundred eleven trillion, one hundred twenty-one billion, two hundred one million, two hundred two thousand".