101001021098 has 32 divisors (see below), whose sum is σ = 154060056000. Its totient is φ = 49655662336.

The previous prime is 101001021097. The next prime is 101001021127. The reversal of 101001021098 is 890120100101.

It is a super-2 number, since 2×101001021098² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101001021097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39161573 + ... + 39164151.

It is an arithmetic number, because the mean of its divisors is an integer number (4814376750).

Almost surely, 2^101001021098 is an apocalyptic number.

101001021098 is a deficient number, since it is larger than the sum of its proper divisors (53059034902).

101001021098 is a wasteful number, since it uses less digits than its factorization.

101001021098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4006.

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

Adding to 101001021098 its reverse (890120100101), we get a palindrome (991121121199).

The spelling of 101001021098 in words is "one hundred one billion, one million, twenty-one thousand, ninety-eight".