1001020116212 has 12 divisors (see below), whose sum is σ = 1784837754756. Its totient is φ = 491066472000.

The previous prime is 1001020116197. The next prime is 1001020116251. The reversal of 1001020116212 is 2126110201001.

1001020116212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 812979935716 + 188040180496 = 901654^2 + 433636^2 .

It is a super-2 number, since 2×1001020116212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2360896289 + ... + 2360896712.

It is an arithmetic number, because the mean of its divisors is an integer number (148736479563).

Almost surely, 2^{1001020116212} is an apocalyptic number.

It is an amenable number.

1001020116212 is a deficient number, since it is larger than the sum of its proper divisors (783817638544).

1001020116212 is a wasteful number, since it uses less digits than its factorization.

1001020116212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4721793058 (or 4721793056 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1001020116212 its reverse (2126110201001), we get a palindrome (3127130317213).

The spelling of 1001020116212 in words is "one trillion, one billion, twenty million, one hundred sixteen thousand, two hundred twelve".