1155435111022 has 4 divisors (see below), whose sum is σ = 1733152666536. Its totient is φ = 577717555510.

The previous prime is 1155435111013. The next prime is 1155435111031. The reversal of 1155435111022 is 2201115345511.

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

It is an interprime number because it is at equal distance from previous prime (1155435111013) and next prime (1155435111031).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288858777754 + ... + 288858777757.

It is an arithmetic number, because the mean of its divisors is an integer number (433288166634).

Almost surely, 2^{1155435111022} is an apocalyptic number.

1155435111022 is a deficient number, since it is larger than the sum of its proper divisors (577717555514).

1155435111022 is an equidigital number, since it uses as much as digits as its factorization.

1155435111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577717555513.

The product of its (nonzero) digits is 6000, while the sum is 31.

The spelling of 1155435111022 in words is "one trillion, one hundred fifty-five billion, four hundred thirty-five million, one hundred eleven thousand, twenty-two".