1120020212251 has 2 divisors, whose sum is σ = 1120020212252. Its totient is φ = 1120020212250.

The previous prime is 1120020212177. The next prime is 1120020212281. The reversal of 1120020212251 is 1522120200211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120020212251 is a prime.

It is not a weakly prime, because it can be changed into another prime (1120020212281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560010106125 + 560010106126.

It is an arithmetic number, because the mean of its divisors is an integer number (560010106126).

Almost surely, 2^{1120020212251} is an apocalyptic number.

1120020212251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120020212251 is an equidigital number, since it uses as much as digits as its factorization.

1120020212251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 1120020212251 its reverse (1522120200211), we get a palindrome (2642140412462).

The spelling of 1120020212251 in words is "one trillion, one hundred twenty billion, twenty million, two hundred twelve thousand, two hundred fifty-one".