1422400121403 has 16 divisors (see below), whose sum is σ = 1905873849600. Its totient is φ = 943607732256.

The previous prime is 1422400121399. The next prime is 1422400121423. The reversal of 1422400121403 is 3041210042241.

It is not a de Polignac number, because 1422400121403 - 2² = 1422400121399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1422400121423) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 884925 + ... + 1904702.

It is an arithmetic number, because the mean of its divisors is an integer number (119117115600).

Almost surely, 2^{1422400121403} is an apocalyptic number.

1422400121403 is a deficient number, since it is larger than the sum of its proper divisors (483473728197).

1422400121403 is a wasteful number, since it uses less digits than its factorization.

1422400121403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2790466.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1422400121403 its reverse (3041210042241), we get a palindrome (4463610163644).

The spelling of 1422400121403 in words is "one trillion, four hundred twenty-two billion, four hundred million, one hundred twenty-one thousand, four hundred three".