1342022511231 has 20 divisors (see below), whose sum is σ = 2110262820600. Its totient is φ = 847593164016.

The previous prime is 1342022511209. The next prime is 1342022511283. The reversal of 1342022511231 is 1321152202431.

It is a happy number.

1342022511231 is a `hidden beast` number, since 1 + 3 + 420 + 2 + 2 + 5 + 1 + 1 + 231 = 666.

It is not a de Polignac number, because 1342022511231 - 2¹³ = 1342022503039 is a prime.

It is a super-2 number, since 2×1342022511231² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1342022511195 and 1342022511204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342022511131) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 436003176 + ... + 436006253.

It is an arithmetic number, because the mean of its divisors is an integer number (105513141030).

Almost surely, 2^{1342022511231} is an apocalyptic number.

1342022511231 is a deficient number, since it is larger than the sum of its proper divisors (768240309369).

1342022511231 is an equidigital number, since it uses as much as digits as its factorization.

1342022511231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872009460 (or 872009451 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1342022511231 its reverse (1321152202431), we get a palindrome (2663174713662).

The spelling of 1342022511231 in words is "one trillion, three hundred forty-two billion, twenty-two million, five hundred eleven thousand, two hundred thirty-one".