1131424022121 has 8 divisors (see below), whose sum is σ = 1508664456480. Its totient is φ = 754233134592.

The previous prime is 1131424022089. The next prime is 1131424022143. The reversal of 1131424022121 is 1212204241311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1131424022121 - 2⁵ = 1131424022089 is a prime.

It is a super-2 number, since 2×1131424022121² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131424022091 and 1131424022100.

It is not an unprimeable number, because it can be changed into a prime (1131424022621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12333391 + ... + 12424788.

It is an arithmetic number, because the mean of its divisors is an integer number (188583057060).

Almost surely, 2^{1131424022121} is an apocalyptic number.

It is an amenable number.

1131424022121 is a deficient number, since it is larger than the sum of its proper divisors (377240434359).

1131424022121 is a wasteful number, since it uses less digits than its factorization.

1131424022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24773415.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 1131424022121 its reverse (1212204241311), we get a palindrome (2343628263432).

The spelling of 1131424022121 in words is "one trillion, one hundred thirty-one billion, four hundred twenty-four million, twenty-two thousand, one hundred twenty-one".