21069103098 has 16 divisors (see below), whose sum is σ = 42390532800. Its totient is φ = 6980979936.

The previous prime is 21069103087. The next prime is 21069103129. The reversal of 21069103098 is 89030196012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10512523 + ... + 10514526.

It is an arithmetic number, because the mean of its divisors is an integer number (2649408300).

Almost surely, 2^21069103098 is an apocalyptic number.

21069103098 is an abundant number, since it is smaller than the sum of its proper divisors (21321429702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21069103098 is a wasteful number, since it uses less digits than its factorization.

21069103098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21027221.

The product of its (nonzero) digits is 23328, while the sum is 39.

The spelling of 21069103098 in words is "twenty-one billion, sixty-nine million, one hundred three thousand, ninety-eight".