121133204140431 has 8 divisors (see below), whose sum is σ = 184583930118784. Its totient is φ = 69218973794520.

The previous prime is 121133204140427. The next prime is 121133204140433. The reversal of 121133204140431 is 134041402331121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121133204140431 - 2² = 121133204140427 is a prime.

It is a super-2 number, since 2×121133204140431² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121133204140433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2884123908085 + ... + 2884123908126.

It is an arithmetic number, because the mean of its divisors is an integer number (23072991264848).

Almost surely, 2^{121133204140431} is an apocalyptic number.

121133204140431 is a deficient number, since it is larger than the sum of its proper divisors (63450725978353).

121133204140431 is an equidigital number, since it uses as much as digits as its factorization.

121133204140431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5768247816221.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 121133204140431 its reverse (134041402331121), we get a palindrome (255174606471552).

The spelling of 121133204140431 in words is "one hundred twenty-one trillion, one hundred thirty-three billion, two hundred four million, one hundred forty thousand, four hundred thirty-one".