1400434334221 has 16 divisors (see below), whose sum is σ = 1549021037760. Its totient is φ = 1257851306880.

The previous prime is 1400434334191. The next prime is 1400434334227. The reversal of 1400434334221 is 1224334340041.

It is a cyclic number.

It is not a de Polignac number, because 1400434334221 - 2⁹ = 1400434333709 is a prime.

It is a super-2 number, since 2×1400434334221² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400434334227) 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, 3264295 + ... + 3668308.

It is an arithmetic number, because the mean of its divisors is an integer number (96813814860).

Almost surely, 2^{1400434334221} is an apocalyptic number.

It is an amenable number.

1400434334221 is a deficient number, since it is larger than the sum of its proper divisors (148586703539).

1400434334221 is a wasteful number, since it uses less digits than its factorization.

1400434334221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6933036.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1400434334221 its reverse (1224334340041), we get a palindrome (2624768674262).

The spelling of 1400434334221 in words is "one trillion, four hundred billion, four hundred thirty-four million, three hundred thirty-four thousand, two hundred twenty-one".