1321012101411 has 24 divisors (see below), whose sum is σ = 1997452113696. Its totient is φ = 839693162880.

The previous prime is 1321012101377. The next prime is 1321012101419. The reversal of 1321012101411 is 1141012101231.

1321012101411 is a `hidden beast` number, since 1 + 32 + 10 + 1 + 210 + 1 + 411 = 666.

It is not a de Polignac number, because 1321012101411 - 2²³ = 1321003712803 is a prime.

It is a super-2 number, since 2×1321012101411² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1321012101419) 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 23 ways as a sum of consecutive naturals, for example, 10129620 + ... + 10259201.

It is an arithmetic number, because the mean of its divisors is an integer number (83227171404).

Almost surely, 2^{1321012101411} is an apocalyptic number.

1321012101411 is a deficient number, since it is larger than the sum of its proper divisors (676440012285).

1321012101411 is a wasteful number, since it uses less digits than its factorization.

1321012101411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20389163 (or 20389160 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 1321012101411 its reverse (1141012101231), we get a palindrome (2462024202642).

The spelling of 1321012101411 in words is "one trillion, three hundred twenty-one billion, twelve million, one hundred one thousand, four hundred eleven".