1102000990157 has 2 divisors, whose sum is σ = 1102000990158. Its totient is φ = 1102000990156.

The previous prime is 1102000990087. The next prime is 1102000990249. The reversal of 1102000990157 is 7510990002011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1005515584516 + 96485405641 = 1002754^2 + 310621^2 .

It is an emirp because it is prime and its reverse (7510990002011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1102000990157 - 2²² = 1101996795853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102000990957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551000495078 + 551000495079.

It is an arithmetic number, because the mean of its divisors is an integer number (551000495079).

Almost surely, 2^{1102000990157} is an apocalyptic number.

It is an amenable number.

1102000990157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102000990157 is an equidigital number, since it uses as much as digits as its factorization.

1102000990157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 35.

Adding to 1102000990157 its reverse (7510990002011), we get a palindrome (8612990992168).

The spelling of 1102000990157 in words is "one trillion, one hundred two billion, nine hundred ninety thousand, one hundred fifty-seven".