20111001098 has 8 divisors (see below), whose sum is σ = 31754212320. Its totient is φ = 9526263660.

The previous prime is 20111001083. The next prime is 20111001107. The reversal of 20111001098 is 89010011102.

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

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, 264618398 + ... + 264618473.

It is an arithmetic number, because the mean of its divisors is an integer number (3969276540).

Almost surely, 2^20111001098 is an apocalyptic number.

20111001098 is a deficient number, since it is larger than the sum of its proper divisors (11643211222).

20111001098 is a wasteful number, since it uses less digits than its factorization.

20111001098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529236892.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 20111001098 in words is "twenty billion, one hundred eleven million, one thousand, ninety-eight".