1012142403422 has 8 divisors (see below), whose sum is σ = 1519419497400. Its totient is φ = 505669237624.

The previous prime is 1012142403401. The next prime is 1012142403431. The reversal of 1012142403422 is 2243042412101.

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

It is a junction number, because it is equal to n+sod(n) for n = 1012142403391 and 1012142403400.

It is a congruent number.

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, 200978897 + ... + 200983932.

It is an arithmetic number, because the mean of its divisors is an integer number (189927437175).

Almost surely, 2^{1012142403422} is an apocalyptic number.

1012142403422 is a deficient number, since it is larger than the sum of its proper divisors (507277093978).

1012142403422 is a wasteful number, since it uses less digits than its factorization.

1012142403422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401964090.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1012142403422 its reverse (2243042412101), we get a palindrome (3255184815523).

The spelling of 1012142403422 in words is "one trillion, twelve billion, one hundred forty-two million, four hundred three thousand, four hundred twenty-two".