10211101021012 has 24 divisors (see below), whose sum is σ = 18922865927616. Its totient is φ = 4804640800128.

The previous prime is 10211101020983. The next prime is 10211101021049. The reversal of 10211101021012 is 21012010111201.

It is a happy number.

It is a super-2 number, since 2×10211101021012² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10211101020983 and 10211101021001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8548008 + ... + 9669055.

It is an arithmetic number, because the mean of its divisors is an integer number (788452746984).

Almost surely, 2^{10211101021012} is an apocalyptic number.

It is an amenable number.

10211101021012 is a deficient number, since it is larger than the sum of its proper divisors (8711764906604).

10211101021012 is a wasteful number, since it uses less digits than its factorization.

10211101021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18225327 (or 18225325 counting only the distinct ones).

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

Adding to 10211101021012 its reverse (21012010111201), we get a palindrome (31223111132213).

The spelling of 10211101021012 in words is "ten trillion, two hundred eleven billion, one hundred one million, twenty-one thousand, twelve".