1402240000121 has 32 divisors (see below), whose sum is σ = 1518710611968. Its totient is φ = 1290883144320.

The previous prime is 1402240000103. The next prime is 1402240000127. The reversal of 1402240000121 is 1210000422041.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1402240000121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1402240000121.

It is not an unprimeable number, because it can be changed into a prime (1402240000127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167187890 + ... + 167196276.

It is an arithmetic number, because the mean of its divisors is an integer number (47459706624).

Almost surely, 2^{1402240000121} is an apocalyptic number.

It is an amenable number.

1402240000121 is a deficient number, since it is larger than the sum of its proper divisors (116470611847).

1402240000121 is a wasteful number, since it uses less digits than its factorization.

1402240000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9701.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1402240000121 its reverse (1210000422041), we get a palindrome (2612240422162).

The spelling of 1402240000121 in words is "one trillion, four hundred two billion, two hundred forty million, one hundred twenty-one", and thus it is an aban number.