142031222334 has 64 divisors (see below), whose sum is σ = 320935649280. Its totient is φ = 46547796960.

The previous prime is 142031222257. The next prime is 142031222339. The reversal of 142031222334 is 433222130241.

142031222334 is a `hidden beast` number, since 1 + 4 + 203 + 122 + 2 + 334 = 666.

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 = 142031222298 and 142031222307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142031222339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9106707 + ... + 9122289.

It is an arithmetic number, because the mean of its divisors is an integer number (5014619520).

Almost surely, 2^142031222334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142031222334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160467824640).

142031222334 is an abundant number, since it is smaller than the sum of its proper divisors (178904426946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142031222334 is a wasteful number, since it uses less digits than its factorization.

142031222334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18422 (or 18416 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 142031222334 its reverse (433222130241), we get a palindrome (575253352575).

The spelling of 142031222334 in words is "one hundred forty-two billion, thirty-one million, two hundred twenty-two thousand, three hundred thirty-four".