121022001201120 has 48 divisors (see below), whose sum is σ = 381219303785040. Its totient is φ = 32272533653504.

The previous prime is 121022001201103. The next prime is 121022001201121. The reversal of 121022001201120 is 21102100220121.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 121022001201120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121022001201121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126064584105 + ... + 126064585064.

It is an arithmetic number, because the mean of its divisors is an integer number (7942068828855).

Almost surely, 2^{121022001201120} is an apocalyptic number.

121022001201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121022001201120 is an abundant number, since it is smaller than the sum of its proper divisors (260197302583920).

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

121022001201120 is a wasteful number, since it uses less digits than its factorization.

121022001201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252129169187 (or 252129169179 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121022001201120 its reverse (21102100220121), we get a palindrome (142124101421241).

The spelling of 121022001201120 in words is "one hundred twenty-one trillion, twenty-two billion, one million, two hundred one thousand, one hundred twenty".