110949232129 has 2 divisors, whose sum is σ = 110949232130. Its totient is φ = 110949232128.

The previous prime is 110949232109. The next prime is 110949232169. The reversal of 110949232129 is 921232949011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89387246529 + 21561985600 = 298977^2 + 146840^2 .

It is a cyclic number.

It is not a de Polignac number, because 110949232129 - 2⁷ = 110949232001 is a prime.

It is a super-2 number, since 2×110949232129² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (110949232109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55474616064 + 55474616065.

It is an arithmetic number, because the mean of its divisors is an integer number (55474616065).

Almost surely, 2^110949232129 is an apocalyptic number.

It is an amenable number.

110949232129 is a deficient number, since it is larger than the sum of its proper divisors (1).

110949232129 is an equidigital number, since it uses as much as digits as its factorization.

110949232129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 110949232129 in words is "one hundred ten billion, nine hundred forty-nine million, two hundred thirty-two thousand, one hundred twenty-nine".