121535031334 has 4 divisors (see below), whose sum is σ = 182302547004. Its totient is φ = 60767515666.

The previous prime is 121535031287. The next prime is 121535031403. The reversal of 121535031334 is 433130535121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 433130535121 = 7537 ⋅57467233.

It is a junction number, because it is equal to n+sod(n) for n = 121535031296 and 121535031305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30383757832 + ... + 30383757835.

It is an arithmetic number, because the mean of its divisors is an integer number (45575636751).

Almost surely, 2^121535031334 is an apocalyptic number.

121535031334 is a deficient number, since it is larger than the sum of its proper divisors (60767515670).

121535031334 is an equidigital number, since it uses as much as digits as its factorization.

121535031334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60767515669.

The product of its (nonzero) digits is 16200, while the sum is 31.

Adding to 121535031334 its reverse (433130535121), we get a palindrome (554665566455).

The spelling of 121535031334 in words is "one hundred twenty-one billion, five hundred thirty-five million, thirty-one thousand, three hundred thirty-four".