121101211132002 has 40 divisors (see below), whose sum is σ = 280713535393500. Its totient is φ = 38975102431776.

The previous prime is 121101211132001. The next prime is 121101211132007. The reversal of 121101211132002 is 200231112101121.

It is a happy number.

121101211132002 is a `hidden beast` number, since 1 + 211 + 0 + 121 + 11 + 320 + 0 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 112792237696161 + 8308973435841 = 10620369^2 + 2882529^2 .

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

It is not an unprimeable number, because it can be changed into a prime (121101211132001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12888587377 + ... + 12888596772.

Almost surely, 2^{121101211132002} is an apocalyptic number.

121101211132002 is an abundant number, since it is smaller than the sum of its proper divisors (159612324261498).

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

121101211132002 is a wasteful number, since it uses less digits than its factorization.

121101211132002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25777184192 (or 25777184183 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 121101211132002 its reverse (200231112101121), we get a palindrome (321332323233123).

The spelling of 121101211132002 in words is "one hundred twenty-one trillion, one hundred one billion, two hundred eleven million, one hundred thirty-two thousand, two".