1023225421123 has 2 divisors, whose sum is σ = 1023225421124. Its totient is φ = 1023225421122.

The previous prime is 1023225421117. The next prime is 1023225421139. The reversal of 1023225421123 is 3211245223201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1023225421123 - 2²¹ = 1023223323971 is a prime.

It is a super-2 number, since 2×1023225421123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1023225421091 and 1023225421100.

It is not a weakly prime, because it can be changed into another prime (1023225421103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511612710561 + 511612710562.

It is an arithmetic number, because the mean of its divisors is an integer number (511612710562).

Almost surely, 2^{1023225421123} is an apocalyptic number.

1023225421123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023225421123 is an equidigital number, since it uses as much as digits as its factorization.

1023225421123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

It can be divided in two parts, 102322542 and 1123, that added together give a triangular number (102323665 = T₁₄₃₀₅).

The spelling of 1023225421123 in words is "one trillion, twenty-three billion, two hundred twenty-five million, four hundred twenty-one thousand, one hundred twenty-three".