20313021098 has 8 divisors (see below), whose sum is σ = 32261857092. Its totient is φ = 9559068736.

The previous prime is 20313021083. The next prime is 20313021101. The reversal of 20313021098 is 89012031302.

It can be written as a sum of positive squares in 2 ways, for example, as 20103553369 + 209467729 = 141787^2 + 14473^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20313021098² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20313021098.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298720865 + ... + 298720932.

Almost surely, 2^20313021098 is an apocalyptic number.

20313021098 is a deficient number, since it is larger than the sum of its proper divisors (11948835994).

20313021098 is a wasteful number, since it uses less digits than its factorization.

20313021098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597441816.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 20313021098 in words is "twenty billion, three hundred thirteen million, twenty-one thousand, ninety-eight".