21110022203003 has 2 divisors, whose sum is σ = 21110022203004. Its totient is φ = 21110022203002.

The previous prime is 21110022202999. The next prime is 21110022203041. The reversal of 21110022203003 is 30030222001112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21110022203003 - 2² = 21110022202999 is a prime.

It is a super-2 number, since 2×21110022203003² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (21110022203503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10555011101501 + 10555011101502.

It is an arithmetic number, because the mean of its divisors is an integer number (10555011101502).

Almost surely, 2^{21110022203003} is an apocalyptic number.

21110022203003 is a deficient number, since it is larger than the sum of its proper divisors (1).

21110022203003 is an equidigital number, since it uses as much as digits as its factorization.

21110022203003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 21110022203003 its reverse (30030222001112), we get a palindrome (51140244204115).

The spelling of 21110022203003 in words is "twenty-one trillion, one hundred ten billion, twenty-two million, two hundred three thousand, three".