112202121021220 has 48 divisors (see below), whose sum is σ = 237766711444416. Its totient is φ = 44473791024000.

The previous prime is 112202121021169. The next prime is 112202121021271. The reversal of 112202121021220 is 22120121202211.

It is an interprime number because it is at equal distance from previous prime (112202121021169) and next prime (112202121021271).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29177451 + ... + 32798290.

It is an arithmetic number, because the mean of its divisors is an integer number (4953473155092).

Almost surely, 2^{112202121021220} is an apocalyptic number.

112202121021220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112202121021220 is an abundant number, since it is smaller than the sum of its proper divisors (125564590423196).

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

112202121021220 is a wasteful number, since it uses less digits than its factorization.

112202121021220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61976572 (or 61976570 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112202121021220 its reverse (22120121202211), we get a palindrome (134322242223431).

The spelling of 112202121021220 in words is "one hundred twelve trillion, two hundred two billion, one hundred twenty-one million, twenty-one thousand, two hundred twenty".