102001012111101 has 16 divisors (see below), whose sum is σ = 137594482818048. Its totient is φ = 67206525576000.

The previous prime is 102001012111067. The next prime is 102001012111111. The reversal of 102001012111101 is 101111210100201.

It is not a de Polignac number, because 102001012111101 - 2¹¹ = 102001012109053 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102001012111111) 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, 302018845 + ... + 302356386.

It is an arithmetic number, because the mean of its divisors is an integer number (8599655176128).

Almost surely, 2^{102001012111101} is an apocalyptic number.

It is an amenable number.

102001012111101 is a deficient number, since it is larger than the sum of its proper divisors (35593470706947).

102001012111101 is a wasteful number, since it uses less digits than its factorization.

102001012111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604375892.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 102001012111101 its reverse (101111210100201), we get a palindrome (203112222211302).

The spelling of 102001012111101 in words is "one hundred two trillion, one billion, twelve million, one hundred eleven thousand, one hundred one".