1110230121929 has 2 divisors, whose sum is σ = 1110230121930. Its totient is φ = 1110230121928.

The previous prime is 1110230121919. The next prime is 1110230121977. The reversal of 1110230121929 is 9291210320111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 603997871929 + 506232250000 = 777173^2 + 711500^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110230121929 - 2⁸ = 1110230121673 is a prime.

It is a super-2 number, since 2×1110230121929² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1110230121895 and 1110230121904.

It is not a weakly prime, because it can be changed into another prime (1110230121919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555115060964 + 555115060965.

It is an arithmetic number, because the mean of its divisors is an integer number (555115060965).

Almost surely, 2^{1110230121929} is an apocalyptic number.

It is an amenable number.

1110230121929 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110230121929 is an equidigital number, since it uses as much as digits as its factorization.

1110230121929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 32.

The spelling of 1110230121929 in words is "one trillion, one hundred ten billion, two hundred thirty million, one hundred twenty-one thousand, nine hundred twenty-nine".