1142143400122 has 8 divisors (see below), whose sum is σ = 1745539913556. Its totient is φ = 560296762272.

The previous prime is 1142143400107. The next prime is 1142143400143. The reversal of 1142143400122 is 2210043412411.

It can be written as a sum of positive squares in 2 ways, for example, as 933366599881 + 208776800241 = 966109^2 + 456921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1142143400122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5387468763 + ... + 5387468974.

Almost surely, 2^{1142143400122} is an apocalyptic number.

1142143400122 is a deficient number, since it is larger than the sum of its proper divisors (603396513434).

1142143400122 is a wasteful number, since it uses less digits than its factorization.

1142143400122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10774937792.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1142143400122 its reverse (2210043412411), we get a palindrome (3352186812533).

The spelling of 1142143400122 in words is "one trillion, one hundred forty-two billion, one hundred forty-three million, four hundred thousand, one hundred twenty-two".