1121234111031 has 8 divisors (see below), whose sum is σ = 1511776329840. Its totient is φ = 739090649792.

The previous prime is 1121234110987. The next prime is 1121234111047. The reversal of 1121234111031 is 1301114321211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1121234111031 - 2³⁵ = 1086874372663 is a prime.

It is a super-2 number, since 2×1121234111031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121234110989 and 1121234111007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121234111831) 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, 2099689080 + ... + 2099689613.

It is an arithmetic number, because the mean of its divisors is an integer number (188972041230).

Almost surely, 2^{1121234111031} is an apocalyptic number.

1121234111031 is a deficient number, since it is larger than the sum of its proper divisors (390542218809).

1121234111031 is an equidigital number, since it uses as much as digits as its factorization.

1121234111031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4199378785.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 1121234111031 its reverse (1301114321211), we get a palindrome (2422348432242).

The spelling of 1121234111031 in words is "one trillion, one hundred twenty-one billion, two hundred thirty-four million, one hundred eleven thousand, thirty-one".