1000422123 has 4 divisors (see below), whose sum is σ = 1333896168. Its totient is φ = 666948080.

The previous prime is 1000422083. The next prime is 1000422127. The reversal of 1000422123 is 3212240001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3212240001 = 3 ⋅1070746667.

It is a cyclic number.

It is not a de Polignac number, because 1000422123 - 2¹⁰ = 1000421099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000422127) 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, 166737018 + ... + 166737023.

It is an arithmetic number, because the mean of its divisors is an integer number (333474042).

Almost surely, 2^1000422123 is an apocalyptic number.

1000422123 is a deficient number, since it is larger than the sum of its proper divisors (333474045).

1000422123 is an equidigital number, since it uses as much as digits as its factorization.

1000422123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333474044.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1000422123 is about 31629.4502481469. The cubic root of 1000422123 is about 1000.1406878727.

Adding to 1000422123 its reverse (3212240001), we get a palindrome (4212662124).

The spelling of 1000422123 in words is "one billion, four hundred twenty-two thousand, one hundred twenty-three".