101110212120001 has 16 divisors (see below), whose sum is σ = 123101843558400. Its totient is φ = 81115321898448.

The previous prime is 101110212119897. The next prime is 101110212120011. The reversal of 101110212120001 is 100021212011101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 101110212120001 - 2¹¹ = 101110212117953 is a prime.

It is a super-2 number, since 2×101110212120001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101110212120011) 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, 4579670641 + ... + 4579692718.

It is an arithmetic number, because the mean of its divisors is an integer number (7693865222400).

Almost surely, 2^{101110212120001} is an apocalyptic number.

It is an amenable number.

101110212120001 is a deficient number, since it is larger than the sum of its proper divisors (21991631438399).

101110212120001 is an equidigital number, since it uses as much as digits as its factorization.

101110212120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9159363468.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101110212120001 its reverse (100021212011101), we get a palindrome (201131424131102).

The spelling of 101110212120001 in words is "one hundred one trillion, one hundred ten billion, two hundred twelve million, one hundred twenty thousand, one".