121264516002 has 32 divisors (see below), whose sum is σ = 283936431744. Its totient is φ = 33801955200.

The previous prime is 121264516001. The next prime is 121264516013. The reversal of 121264516002 is 200615462121.

It is not an unprimeable number, because it can be changed into a prime (121264516001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35208649 + ... + 35212092.

It is an arithmetic number, because the mean of its divisors is an integer number (8873013492).

Almost surely, 2^121264516002 is an apocalyptic number.

121264516002 is an abundant number, since it is smaller than the sum of its proper divisors (162671915742).

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

121264516002 is a wasteful number, since it uses less digits than its factorization.

121264516002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70420794.

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 121264516002 its reverse (200615462121), we get a palindrome (321879978123).

The spelling of 121264516002 in words is "one hundred twenty-one billion, two hundred sixty-four million, five hundred sixteen thousand, two".