1012111310422 has 16 divisors (see below), whose sum is σ = 1606350659760. Its totient is φ = 476937096192.

The previous prime is 1012111310389. The next prime is 1012111310519. The reversal of 1012111310422 is 2240131112101.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1012111310422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68993983 + ... + 69008650.

It is an arithmetic number, because the mean of its divisors is an integer number (100396916235).

Almost surely, 2^{1012111310422} is an apocalyptic number.

1012111310422 is a deficient number, since it is larger than the sum of its proper divisors (594239349338).

1012111310422 is a wasteful number, since it uses less digits than its factorization.

1012111310422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138002847.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1012111310422 its reverse (2240131112101), we get a palindrome (3252242422523).

The spelling of 1012111310422 in words is "one trillion, twelve billion, one hundred eleven million, three hundred ten thousand, four hundred twenty-two".