1020114221231 has 4 divisors (see below), whose sum is σ = 1165844824272. Its totient is φ = 874383618192.

The previous prime is 1020114221219. The next prime is 1020114221257. The reversal of 1020114221231 is 1321224110201.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1020114221231 - 2⁶ = 1020114221167 is a prime.

It is a super-2 number, since 2×1020114221231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020114221531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72865301510 + ... + 72865301523.

It is an arithmetic number, because the mean of its divisors is an integer number (291461206068).

Almost surely, 2^{1020114221231} is an apocalyptic number.

1020114221231 is a deficient number, since it is larger than the sum of its proper divisors (145730603041).

1020114221231 is an equidigital number, since it uses as much as digits as its factorization.

1020114221231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145730603040.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1020114221231 its reverse (1321224110201), we get a palindrome (2341338331432).

The spelling of 1020114221231 in words is "one trillion, twenty billion, one hundred fourteen million, two hundred twenty-one thousand, two hundred thirty-one".