100223115155 has 8 divisors (see below), whose sum is σ = 120386468592. Its totient is φ = 80099338528.

The previous prime is 100223115151. The next prime is 100223115211. The reversal of 100223115155 is 551511322001.

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

It is a cyclic number.

It is not a de Polignac number, because 100223115155 - 2² = 100223115151 is a prime.

It is a super-2 number, since 2×100223115155² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100223115151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9888629 + ... + 9898758.

It is an arithmetic number, because the mean of its divisors is an integer number (15048308574).

Almost surely, 2^100223115155 is an apocalyptic number.

100223115155 is a deficient number, since it is larger than the sum of its proper divisors (20163353437).

100223115155 is a wasteful number, since it uses less digits than its factorization.

100223115155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19788405.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 100223115155 its reverse (551511322001), we get a palindrome (651734437156).

The spelling of 100223115155 in words is "one hundred billion, two hundred twenty-three million, one hundred fifteen thousand, one hundred fifty-five".