4233131112121 has 16 divisors (see below), whose sum is σ = 4399083279360. Its totient is φ = 4068513973440.

The previous prime is 4233131112107. The next prime is 4233131112127. The reversal of 4233131112121 is 1212111313324.

It is a de Polignac number, because none of the positive numbers 2^k-4233131112121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4233131112127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153066531 + ... + 153094183.

It is an arithmetic number, because the mean of its divisors is an integer number (274942704960).

Almost surely, 2^{4233131112121} is an apocalyptic number.

It is an amenable number.

4233131112121 is a deficient number, since it is larger than the sum of its proper divisors (165952167239).

4233131112121 is a wasteful number, since it uses less digits than its factorization.

4233131112121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51576.

The product of its digits is 864, while the sum is 25.

Adding to 4233131112121 its reverse (1212111313324), we get a palindrome (5445242425445).

The spelling of 4233131112121 in words is "four trillion, two hundred thirty-three billion, one hundred thirty-one million, one hundred twelve thousand, one hundred twenty-one".