1141010431421 has 4 divisors (see below), whose sum is σ = 1304011921632. Its totient is φ = 978008941212.

The previous prime is 1141010431399. The next prime is 1141010431487. The reversal of 1141010431421 is 1241340101411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1141010431421 - 2⁶ = 1141010431357 is a prime.

It is a super-2 number, since 2×1141010431421² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141010431621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81500745095 + ... + 81500745108.

It is an arithmetic number, because the mean of its divisors is an integer number (326002980408).

Almost surely, 2^{1141010431421} is an apocalyptic number.

It is an amenable number.

1141010431421 is a deficient number, since it is larger than the sum of its proper divisors (163001490211).

1141010431421 is an equidigital number, since it uses as much as digits as its factorization.

1141010431421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163001490210.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 1141010431421 its reverse (1241340101411), we get a palindrome (2382350532832).

The spelling of 1141010431421 in words is "one trillion, one hundred forty-one billion, ten million, four hundred thirty-one thousand, four hundred twenty-one".