1500100001101 has 16 divisors (see below), whose sum is σ = 1659282683184. Its totient is φ = 1347178881024.

The previous prime is 1500100001083. The next prime is 1500100001107. The reversal of 1500100001101 is 1011000010051.

It can be written as a sum of positive squares in 8 ways, for example, as 13775716900 + 1486324284201 = 117370^2 + 1219149^2 .

It is a cyclic number.

It is not a de Polignac number, because 1500100001101 - 2⁵ = 1500100001069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1500100001107) 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, 6474411 + ... + 6702103.

It is an arithmetic number, because the mean of its divisors is an integer number (103705167699).

Almost surely, 2^{1500100001101} is an apocalyptic number.

It is an amenable number.

1500100001101 is a deficient number, since it is larger than the sum of its proper divisors (159182682083).

1500100001101 is a wasteful number, since it uses less digits than its factorization.

1500100001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241440.

The product of its (nonzero) digits is 5, while the sum is 10.

Adding to 1500100001101 its reverse (1011000010051), we get a palindrome (2511100011152).

The spelling of 1500100001101 in words is "one trillion, five hundred billion, one hundred million, one thousand, one hundred one".