21122060703 has 32 divisors (see below), whose sum is σ = 30333542400. Its totient is φ = 13026064896.

The previous prime is 21122060699. The next prime is 21122060719. The reversal of 21122060703 is 30706022112.

It is not a de Polignac number, because 21122060703 - 2² = 21122060699 is a prime.

It is a super-2 number, since 2×21122060703² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21122064703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 886713 + ... + 910221.

It is an arithmetic number, because the mean of its divisors is an integer number (947923200).

Almost surely, 2^21122060703 is an apocalyptic number.

21122060703 is a deficient number, since it is larger than the sum of its proper divisors (9211481697).

21122060703 is a wasteful number, since it uses less digits than its factorization.

21122060703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23831.

The product of its (nonzero) digits is 1008, while the sum is 24.

Adding to 21122060703 its reverse (30706022112), we get a palindrome (51828082815).

The spelling of 21122060703 in words is "twenty-one billion, one hundred twenty-two million, sixty thousand, seven hundred three".