1012421400311 has 4 divisors (see below), whose sum is σ = 1012590679224. Its totient is φ = 1012252121400.

The previous prime is 1012421400293. The next prime is 1012421400317. The reversal of 1012421400311 is 1130041242101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012421400311 - 2¹⁸ = 1012421138167 is a prime.

It is a super-2 number, since 2×1012421400311² (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 (1012421400317) 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 3 ways as a sum of consecutive naturals, for example, 84630485 + ... + 84642446.

It is an arithmetic number, because the mean of its divisors is an integer number (253147669806).

Almost surely, 2^{1012421400311} is an apocalyptic number.

1012421400311 is a deficient number, since it is larger than the sum of its proper divisors (169278913).

1012421400311 is an equidigital number, since it uses as much as digits as its factorization.

1012421400311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169278912.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1012421400311 its reverse (1130041242101), we get a palindrome (2142462642412).

The spelling of 1012421400311 in words is "one trillion, twelve billion, four hundred twenty-one million, four hundred thousand, three hundred eleven".