101540021101 has 8 divisors (see below), whose sum is σ = 103065035040. Its totient is φ = 100015286448.

The previous prime is 101540021071. The next prime is 101540021159. The reversal of 101540021101 is 101120045101.

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 101540021101 - 2¹⁷ = 101539890029 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 (101540024101) 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, 731235 + ... + 858943.

It is an arithmetic number, because the mean of its divisors is an integer number (12883129380).

Almost surely, 2^101540021101 is an apocalyptic number.

It is an amenable number.

101540021101 is a deficient number, since it is larger than the sum of its proper divisors (1525013939).

101540021101 is a wasteful number, since it uses less digits than its factorization.

101540021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139643.

The product of its (nonzero) digits is 40, while the sum is 16.

Adding to 101540021101 its reverse (101120045101), we get a palindrome (202660066202).

The spelling of 101540021101 in words is "one hundred one billion, five hundred forty million, twenty-one thousand, one hundred one".