101001222101012 has 6 divisors (see below), whose sum is σ = 176752138676778. Its totient is φ = 50500611050504.

The previous prime is 101001222101009. The next prime is 101001222101047. The reversal of 101001222101012 is 210101222100101.

It can be written as a sum of positive squares in only one way, i.e., 88396776625936 + 12604445475076 = 9401956^2 + 3550274^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12625152762623 + ... + 12625152762630.

It is an arithmetic number, because the mean of its divisors is an integer number (29458689779463).

Almost surely, 2^{101001222101012} is an apocalyptic number.

It is an amenable number.

101001222101012 is a deficient number, since it is larger than the sum of its proper divisors (75750916575766).

101001222101012 is a wasteful number, since it uses less digits than its factorization.

101001222101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25250305525257 (or 25250305525255 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101001222101012 its reverse (210101222100101), we get a palindrome (311102444201113).

The spelling of 101001222101012 in words is "one hundred one trillion, one billion, two hundred twenty-two million, one hundred one thousand, twelve".