12121141440102 has 32 divisors (see below), whose sum is σ = 25903788530400. Its totient is φ = 3767823779328.

The previous prime is 12121141440097. The next prime is 12121141440157. The reversal of 12121141440102 is 20104414112121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545102277 + ... + 545124512.

It is an arithmetic number, because the mean of its divisors is an integer number (809493391575).

Almost surely, 2^{12121141440102} is an apocalyptic number.

12121141440102 is an abundant number, since it is smaller than the sum of its proper divisors (13782647090298).

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

12121141440102 is a wasteful number, since it uses less digits than its factorization.

12121141440102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090226920.

The product of its (nonzero) digits is 512, while the sum is 24.

Adding to 12121141440102 its reverse (20104414112121), we get a palindrome (32225555552223).

The spelling of 12121141440102 in words is "twelve trillion, one hundred twenty-one billion, one hundred forty-one million, four hundred forty thousand, one hundred two".