112121111220202 has 8 divisors (see below), whose sum is σ = 192207619234656. Its totient is φ = 48051904808652.

The previous prime is 112121111220137. The next prime is 112121111220227. The reversal of 112121111220202 is 202022111121211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×112121111220202² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112121111220202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4004325400708 + ... + 4004325400735.

It is an arithmetic number, because the mean of its divisors is an integer number (24025952404332).

Almost surely, 2^{112121111220202} is an apocalyptic number.

112121111220202 is a deficient number, since it is larger than the sum of its proper divisors (80086508014454).

112121111220202 is an equidigital number, since it uses as much as digits as its factorization.

112121111220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8008650801452.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112121111220202 its reverse (202022111121211), we get a palindrome (314143222341413).

The spelling of 112121111220202 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred eleven million, two hundred twenty thousand, two hundred two".