1102142221523 has 32 divisors (see below), whose sum is σ = 1297408691712. Its totient is φ = 916860384000.

The previous prime is 1102142221513. The next prime is 1102142221549. The reversal of 1102142221523 is 3251222412011.

It is a cyclic number.

It is not a de Polignac number, because 1102142221523 - 2¹⁶ = 1102142155987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1102142221492 and 1102142221501.

It is not an unprimeable number, because it can be changed into a prime (1102142221513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8347088 + ... + 8478098.

It is an arithmetic number, because the mean of its divisors is an integer number (40544021616).

Almost surely, 2^{1102142221523} is an apocalyptic number.

1102142221523 is a deficient number, since it is larger than the sum of its proper divisors (195266470189).

1102142221523 is a wasteful number, since it uses less digits than its factorization.

1102142221523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131355.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 1102142221523 its reverse (3251222412011), we get a palindrome (4353364633534).

The spelling of 1102142221523 in words is "one trillion, one hundred two billion, one hundred forty-two million, two hundred twenty-one thousand, five hundred twenty-three".