1223040142125 has 24 divisors (see below), whose sum is σ = 2204733698232. Its totient is φ = 652288075200.

The previous prime is 1223040142069. The next prime is 1223040142147. The reversal of 1223040142125 is 5212410403221.

1223040142125 is a `hidden beast` number, since 1 + 2 + 230 + 4 + 0 + 1 + 421 + 2 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 165920987556 + 1057119154569 = 407334^2 + 1028163^2 .

It is not a de Polignac number, because 1223040142125 - 2⁶ = 1223040142061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 543572272 + ... + 543574521.

It is an arithmetic number, because the mean of its divisors is an integer number (91863904093).

Almost surely, 2^{1223040142125} is an apocalyptic number.

1223040142125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1223040142125 is a deficient number, since it is larger than the sum of its proper divisors (981693556107).

1223040142125 is a wasteful number, since it uses less digits than its factorization.

1223040142125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087146814 (or 1087146801 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 1223040142125 its reverse (5212410403221), we get a palindrome (6435450545346).

The spelling of 1223040142125 in words is "one trillion, two hundred twenty-three billion, forty million, one hundred forty-two thousand, one hundred twenty-five".