100122002003 has 4 divisors (see below), whose sum is σ = 100371683208. Its totient is φ = 99872320800.

The previous prime is 100122001963. The next prime is 100122002081. The reversal of 100122002003 is 300200221001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300200221001 = 59 ⋅5088139339.

It is a cyclic number.

It is not a de Polignac number, because 100122002003 - 2¹² = 100121997907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100122002803) 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, 124840001 + ... + 124840802.

It is an arithmetic number, because the mean of its divisors is an integer number (25092920802).

Almost surely, 2^100122002003 is an apocalyptic number.

100122002003 is a deficient number, since it is larger than the sum of its proper divisors (249681205).

100122002003 is an equidigital number, since it uses as much as digits as its factorization.

100122002003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249681204.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 100122002003 its reverse (300200221001), we get a palindrome (400322223004).

The spelling of 100122002003 in words is "one hundred billion, one hundred twenty-two million, two thousand, three".