10111212120010 has 64 divisors (see below), whose sum is σ = 19910922211584. Its totient is φ = 3682149452800.

The previous prime is 10111212119941. The next prime is 10111212120091. The reversal of 10111212120010 is 1002121211101.

It is a happy number.

10111212120010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10111212120010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7263256 + ... + 8542675.

It is an arithmetic number, because the mean of its divisors is an integer number (311108159556).

Almost surely, 2^{10111212120010} is an apocalyptic number.

10111212120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10111212120010 is a deficient number, since it is larger than the sum of its proper divisors (9799710091574).

10111212120010 is a wasteful number, since it uses less digits than its factorization.

10111212120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15806079.

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

Adding to 10111212120010 its reverse (1002121211101), we get a palindrome (11113333331111).

The spelling of 10111212120010 in words is "ten trillion, one hundred eleven billion, two hundred twelve million, one hundred twenty thousand, ten".