121152214002 has 16 divisors (see below), whose sum is σ = 242467175520. Its totient is φ = 40356946752.

The previous prime is 121152213977. The next prime is 121152214003. The reversal of 121152214002 is 200412251121.

It is a self number, because there is not a number n which added to its sum of digits gives 121152214002.

It is not an unprimeable number, because it can be changed into a prime (121152214003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6771468 + ... + 6789335.

It is an arithmetic number, because the mean of its divisors is an integer number (15154198470).

Almost surely, 2^121152214002 is an apocalyptic number.

121152214002 is an abundant number, since it is smaller than the sum of its proper divisors (121314961518).

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

121152214002 is a wasteful number, since it uses less digits than its factorization.

121152214002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13562297.

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 121152214002 its reverse (200412251121), we get a palindrome (321564465123).

The spelling of 121152214002 in words is "one hundred twenty-one billion, one hundred fifty-two million, two hundred fourteen thousand, two".