1402223442121 has 16 divisors (see below), whose sum is σ = 1433493547200. Its totient is φ = 1371206068288.

The previous prime is 1402223442107. The next prime is 1402223442157. The reversal of 1402223442121 is 1212443222041.

It is a cyclic number.

It is not a de Polignac number, because 1402223442121 - 2³³ = 1393633507529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1402223442121.

It is not an unprimeable number, because it can be changed into a prime (1402223442161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106959915 + ... + 106973023.

It is an arithmetic number, because the mean of its divisors is an integer number (89593346700).

Almost surely, 2^{1402223442121} is an apocalyptic number.

It is an amenable number.

1402223442121 is a deficient number, since it is larger than the sum of its proper divisors (31270105079).

1402223442121 is a wasteful number, since it uses less digits than its factorization.

1402223442121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22568.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1402223442121 its reverse (1212443222041), we get a palindrome (2614666664162).

The spelling of 1402223442121 in words is "one trillion, four hundred two billion, two hundred twenty-three million, four hundred forty-two thousand, one hundred twenty-one".