123010033442 has 4 divisors (see below), whose sum is σ = 184515050166. Its totient is φ = 61505016720.

The previous prime is 123010033427. The next prime is 123010033541. The reversal of 123010033442 is 244330010321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 70320962761 + 52689070681 = 265181^2 + 229541^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30752508359 + ... + 30752508362.

Almost surely, 2^123010033442 is an apocalyptic number.

123010033442 is a deficient number, since it is larger than the sum of its proper divisors (61505016724).

123010033442 is an equidigital number, since it uses as much as digits as its factorization.

123010033442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61505016723.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 123010033442 its reverse (244330010321), we get a palindrome (367340043763).

The spelling of 123010033442 in words is "one hundred twenty-three billion, ten million, thirty-three thousand, four hundred forty-two".