2101013311001 has 4 divisors (see below), whose sum is σ = 2292014521104. Its totient is φ = 1910012100900.

The previous prime is 2101013310997. The next prime is 2101013311079. The reversal of 2101013311001 is 1001133101012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2101013311001 - 2² = 2101013310997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2101013311081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95500605035 + ... + 95500605056.

It is an arithmetic number, because the mean of its divisors is an integer number (573003630276).

Almost surely, 2^{2101013311001} is an apocalyptic number.

It is an amenable number.

2101013311001 is a deficient number, since it is larger than the sum of its proper divisors (191001210103).

2101013311001 is a wasteful number, since it uses less digits than its factorization.

2101013311001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191001210102.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 2101013311001 its reverse (1001133101012), we get a palindrome (3102146412013).

The spelling of 2101013311001 in words is "two trillion, one hundred one billion, thirteen million, three hundred eleven thousand, one".