1102132123 has 4 divisors (see below), whose sum is σ = 1114515720. Its totient is φ = 1089748528.

The previous prime is 1102132121. The next prime is 1102132189. The reversal of 1102132123 is 3212312011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3212312011 = 16217 ⋅198083.

It is a cyclic number.

It is not a de Polignac number, because 1102132123 - 2¹ = 1102132121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102132097 and 1102132106.

It is not an unprimeable number, because it can be changed into a prime (1102132121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6191665 + ... + 6191842.

It is an arithmetic number, because the mean of its divisors is an integer number (278628930).

Almost surely, 2^1102132123 is an apocalyptic number.

1102132123 is a deficient number, since it is larger than the sum of its proper divisors (12383597).

1102132123 is an equidigital number, since it uses as much as digits as its factorization.

1102132123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12383596.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1102132123 is about 33198.3753066321. The cubic root of 1102132123 is about 1032.9466389951.

Adding to 1102132123 its reverse (3212312011), we get a palindrome (4314444134).

It can be divided in two parts, 1102 and 132123, that added together give a square (133225 = 365²).

The spelling of 1102132123 in words is "one billion, one hundred two million, one hundred thirty-two thousand, one hundred twenty-three".