101001201121012 has 12 divisors (see below), whose sum is σ = 178316279856036. Its totient is φ = 50053692590720.

The previous prime is 101001201120997. The next prime is 101001201121031. The reversal of 101001201121012 is 210121102100101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12374114794596 + 88627086326416 = 3517686^2 + 9414196^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101001201120983 and 101001201121001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111726991939 + ... + 111726992842.

It is an arithmetic number, because the mean of its divisors is an integer number (14859689988003).

Almost surely, 2^{101001201121012} is an apocalyptic number.

It is an amenable number.

101001201121012 is a deficient number, since it is larger than the sum of its proper divisors (77315078735024).

101001201121012 is a wasteful number, since it uses less digits than its factorization.

101001201121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223453984898 (or 223453984896 counting only the distinct ones).

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

Adding to 101001201121012 its reverse (210121102100101), we get a palindrome (311122303221113).

The spelling of 101001201121012 in words is "one hundred one trillion, one billion, two hundred one million, one hundred twenty-one thousand, twelve".