121101123220000 has 240 divisors, whose sum is σ = 371441369863872. Its totient is φ = 37745804160000.

The previous prime is 121101123219997. The next prime is 121101123220003. The reversal of 121101123220000 is 22321101121.

It is an interprime number because it is at equal distance from previous prime (121101123219997) and next prime (121101123220003).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (121101123220003) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 37778547 + ... + 40858546.

Almost surely, 2^{121101123220000} is an apocalyptic number.

121101123220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121101123220000 is an abundant number, since it is smaller than the sum of its proper divisors (250340246643872).

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

121101123220000 is an equidigital number, since it uses as much as digits as its factorization.

121101123220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78637141 (or 78637118 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 121101123220000 its reverse (22321101121), we get a palindrome (121123444321121).

The spelling of 121101123220000 in words is "one hundred twenty-one trillion, one hundred one billion, one hundred twenty-three million, two hundred twenty thousand".