1120786359221 has 2 divisors, whose sum is σ = 1120786359222. Its totient is φ = 1120786359220.

The previous prime is 1120786359179. The next prime is 1120786359257. The reversal of 1120786359221 is 1229536870211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 941848899121 + 178937460100 = 970489^2 + 423010^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120786359221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120786359271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560393179610 + 560393179611.

It is an arithmetic number, because the mean of its divisors is an integer number (560393179611).

Almost surely, 2^{1120786359221} is an apocalyptic number.

It is an amenable number.

1120786359221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120786359221 is an equidigital number, since it uses as much as digits as its factorization.

1120786359221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 1120786359221 in words is "one trillion, one hundred twenty billion, seven hundred eighty-six million, three hundred fifty-nine thousand, two hundred twenty-one".