101201212120111 has 16 divisors (see below), whose sum is σ = 113755826534400. Its totient is φ = 89582713365600.

The previous prime is 101201212120093. The next prime is 101201212120133. The reversal of 101201212120111 is 111021212102101.

It is a cyclic number.

It is not a de Polignac number, because 101201212120111 - 2¹¹ = 101201212118063 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 (101201212120511) 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, 2962374235 + ... + 2962408396.

It is an arithmetic number, because the mean of its divisors is an integer number (7109739158400).

Almost surely, 2^{101201212120111} is an apocalyptic number.

101201212120111 is a deficient number, since it is larger than the sum of its proper divisors (12554614414289).

101201212120111 is a wasteful number, since it uses less digits than its factorization.

101201212120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5924782710.

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

Adding to 101201212120111 its reverse (111021212102101), we get a palindrome (212222424222212).

The spelling of 101201212120111 in words is "one hundred one trillion, two hundred one billion, two hundred twelve million, one hundred twenty thousand, one hundred eleven".