20042041412123 has 2 divisors, whose sum is σ = 20042041412124. Its totient is φ = 20042041412122.

The previous prime is 20042041412101. The next prime is 20042041412153. The reversal of 20042041412123 is 32121414024002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20042041412123 - 2⁶ = 20042041412059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20042041412092 and 20042041412101.

It is not a weakly prime, because it can be changed into another prime (20042041412153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10021020706061 + 10021020706062.

It is an arithmetic number, because the mean of its divisors is an integer number (10021020706062).

Almost surely, 2^{20042041412123} is an apocalyptic number.

20042041412123 is a deficient number, since it is larger than the sum of its proper divisors (1).

20042041412123 is an equidigital number, since it uses as much as digits as its factorization.

20042041412123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 20042041412123 its reverse (32121414024002), we get a palindrome (52163455436125).

The spelling of 20042041412123 in words is "twenty trillion, forty-two billion, forty-one million, four hundred twelve thousand, one hundred twenty-three".