1120998148031 has 2 divisors, whose sum is σ = 1120998148032. Its totient is φ = 1120998148030.

The previous prime is 1120998147943. The next prime is 1120998148103. The reversal of 1120998148031 is 1308418990211.

Together with next prime (1120998148103) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (1308418990211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120998148031 is a prime.

It is a super-2 number, since 2×1120998148031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120998148931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560499074015 + 560499074016.

It is an arithmetic number, because the mean of its divisors is an integer number (560499074016).

Almost surely, 2^{1120998148031} is an apocalyptic number.

1120998148031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120998148031 is an equidigital number, since it uses as much as digits as its factorization.

1120998148031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 47.

Subtracting from 1120998148031 its sum of digits (47), we obtain a square (1120998147984 = 1058772²).

The spelling of 1120998148031 in words is "one trillion, one hundred twenty billion, nine hundred ninety-eight million, one hundred forty-eight thousand, thirty-one".