121023112201200 has 180 divisors, whose sum is σ = 458164164007368. Its totient is φ = 29338936281600.

The previous prime is 121023112201163. The next prime is 121023112201219. The reversal of 121023112201200 is 2102211320121.

121023112201200 is a `hidden beast` number, since 1 + 2 + 10 + 2 + 311 + 220 + 120 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1528029999 + ... + 1528109198.

Almost surely, 2^{121023112201200} is an apocalyptic number.

121023112201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121023112201200 is an abundant number, since it is smaller than the sum of its proper divisors (337141051806168).

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

121023112201200 is a wasteful number, since it uses less digits than its factorization.

121023112201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3056139232 (or 3056139218 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 121023112201200 its reverse (2102211320121), we get a palindrome (123125323521321).

It can be divided in two parts, 1210231 and 12201200, that added together give a palindrome (13411431).

The spelling of 121023112201200 in words is "one hundred twenty-one trillion, twenty-three billion, one hundred twelve million, two hundred one thousand, two hundred".