234402022011131 has 4 divisors (see below), whose sum is σ = 252432946781232. Its totient is φ = 216371097241032.

The previous prime is 234402022011107. The next prime is 234402022011173. The reversal of 234402022011131 is 131110220204432.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 234402022011131 - 2¹⁴ = 234402021994747 is a prime.

It is a super-2 number, since 2×234402022011131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 234402022011131.

It is not an unprimeable number, because it can be changed into a prime (234402022011191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9015462385031 + ... + 9015462385056.

It is an arithmetic number, because the mean of its divisors is an integer number (63108236695308).

Almost surely, 2^{234402022011131} is an apocalyptic number.

234402022011131 is a deficient number, since it is larger than the sum of its proper divisors (18030924770101).

234402022011131 is a wasteful number, since it uses less digits than its factorization.

234402022011131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18030924770100.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 234402022011131 its reverse (131110220204432), we get a palindrome (365512242215563).

The spelling of 234402022011131 in words is "two hundred thirty-four trillion, four hundred two billion, twenty-two million, eleven thousand, one hundred thirty-one".