121121122100002 has 8 divisors (see below), whose sum is σ = 181681788727296. Its totient is φ = 60560525857572.

The previous prime is 121121122099987. The next prime is 121121122100003. The reversal of 121121122100002 is 200001221121121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (121121122100003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13060258 + ... + 20317789.

It is an arithmetic number, because the mean of its divisors is an integer number (22710223590912).

Almost surely, 2^{121121122100002} is an apocalyptic number.

121121122100002 is a deficient number, since it is larger than the sum of its proper divisors (60560666627294).

121121122100002 is a wasteful number, since it uses less digits than its factorization.

121121122100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35192432.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121121122100002 its reverse (200001221121121), we get a palindrome (321122343221123).

The spelling of 121121122100002 in words is "one hundred twenty-one trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred thousand, two".