42123011032093 has 4 divisors (see below), whose sum is σ = 42836960371680. Its totient is φ = 41409061692508.

The previous prime is 42123011032087. The next prime is 42123011032129. The reversal of 42123011032093 is 39023011032124.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42123011032093 - 2⁴⁵ = 6938638943261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42123011033093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356974669705 + ... + 356974669822.

It is an arithmetic number, because the mean of its divisors is an integer number (10709240092920).

Almost surely, 2^{42123011032093} is an apocalyptic number.

It is an amenable number.

42123011032093 is a deficient number, since it is larger than the sum of its proper divisors (713949339587).

42123011032093 is an equidigital number, since it uses as much as digits as its factorization.

42123011032093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713949339586.

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 42123011032093 its sum of digits (31), we get a palindrome (42123011032124).

The spelling of 42123011032093 in words is "forty-two trillion, one hundred twenty-three billion, eleven million, thirty-two thousand, ninety-three".