1142214011231 has 2 divisors, whose sum is σ = 1142214011232. Its totient is φ = 1142214011230.

The previous prime is 1142214011173. The next prime is 1142214011251. The reversal of 1142214011231 is 1321104122411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1142214011231 - 2³⁸ = 867336104287 is a prime.

It is a super-2 number, since 2×1142214011231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1142214011197 and 1142214011206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142214011251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571107005615 + 571107005616.

It is an arithmetic number, because the mean of its divisors is an integer number (571107005616).

Almost surely, 2^{1142214011231} is an apocalyptic number.

1142214011231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142214011231 is an equidigital number, since it uses as much as digits as its factorization.

1142214011231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 1142214011231 its reverse (1321104122411), we get a palindrome (2463318133642).

The spelling of 1142214011231 in words is "one trillion, one hundred forty-two billion, two hundred fourteen million, eleven thousand, two hundred thirty-one".