1400013423122 has 4 divisors (see below), whose sum is σ = 2100020134686. Its totient is φ = 700006711560.

The previous prime is 1400013423101. The next prime is 1400013423169. The reversal of 1400013423122 is 2213243100041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1012657803481 + 387355619641 = 1006309^2 + 622379^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350003355779 + ... + 350003355782.

Almost surely, 2^{1400013423122} is an apocalyptic number.

1400013423122 is a deficient number, since it is larger than the sum of its proper divisors (700006711564).

1400013423122 is an equidigital number, since it uses as much as digits as its factorization.

1400013423122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700006711563.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1400013423122 its reverse (2213243100041), we get a palindrome (3613256523163).

The spelling of 1400013423122 in words is "one trillion, four hundred billion, thirteen million, four hundred twenty-three thousand, one hundred twenty-two".