121103131200202 has 16 divisors (see below), whose sum is σ = 186172622423424. Its totient is φ = 59046976476000.

The previous prime is 121103131200193. The next prime is 121103131200263. The reversal of 121103131200202 is 202002131301121.

It is a self number, because there is not a number n which added to its sum of digits gives 121103131200202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346345074 + ... + 346694557.

It is an arithmetic number, because the mean of its divisors is an integer number (11635788901464).

Almost surely, 2^{121103131200202} is an apocalyptic number.

121103131200202 is a deficient number, since it is larger than the sum of its proper divisors (65069491223222).

121103131200202 is a wasteful number, since it uses less digits than its factorization.

121103131200202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693041805.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 121103131200202 its reverse (202002131301121), we get a palindrome (323105262501323).

The spelling of 121103131200202 in words is "one hundred twenty-one trillion, one hundred three billion, one hundred thirty-one million, two hundred thousand, two hundred two".