1400121102013 has 2 divisors, whose sum is σ = 1400121102014. Its totient is φ = 1400121102012.

The previous prime is 1400121102001. The next prime is 1400121102067. The reversal of 1400121102013 is 3102011210041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 930804307524 + 469316794489 = 964782^2 + 685067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1400121102013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400121102113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700060551006 + 700060551007.

It is an arithmetic number, because the mean of its divisors is an integer number (700060551007).

Almost surely, 2^{1400121102013} is an apocalyptic number.

It is an amenable number.

1400121102013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400121102013 is an equidigital number, since it uses as much as digits as its factorization.

1400121102013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1400121102013 its reverse (3102011210041), we get a palindrome (4502132312054).

The spelling of 1400121102013 in words is "one trillion, four hundred billion, one hundred twenty-one million, one hundred two thousand, thirteen".