121323244002 has 32 divisors (see below), whose sum is σ = 251086366080. Its totient is φ = 39035243520.

The previous prime is 121323244001. The next prime is 121323244061. The reversal of 121323244002 is 200442323121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (121323244001) 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, 511618 + ... + 710210.

It is an arithmetic number, because the mean of its divisors is an integer number (7846448940).

Almost surely, 2^121323244002 is an apocalyptic number.

121323244002 is an abundant number, since it is smaller than the sum of its proper divisors (129763122078).

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

121323244002 is a wasteful number, since it uses less digits than its factorization.

121323244002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202138.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 121323244002 its reverse (200442323121), we get a palindrome (321765567123).

The spelling of 121323244002 in words is "one hundred twenty-one billion, three hundred twenty-three million, two hundred forty-four thousand, two".