10112012121211 has 32 divisors (see below), whose sum is σ = 13578323705856. Its totient is φ = 7272648720000.

The previous prime is 10112012121199. The next prime is 10112012121271. The reversal of 10112012121211 is 11212121021101.

It is a cyclic number.

It is not a de Polignac number, because 10112012121211 - 2⁹ = 10112012120699 is a prime.

It is a super-2 number, since 2×10112012121211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10112012121271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9621561 + ... + 10620661.

It is an arithmetic number, because the mean of its divisors is an integer number (424322615808).

Almost surely, 2^{10112012121211} is an apocalyptic number.

10112012121211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10112012121211 is a deficient number, since it is larger than the sum of its proper divisors (3466311584645).

10112012121211 is a wasteful number, since it uses less digits than its factorization.

10112012121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009243.

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

Adding to 10112012121211 its reverse (11212121021101), we get a palindrome (21324133142312).

The spelling of 10112012121211 in words is "ten trillion, one hundred twelve billion, twelve million, one hundred twenty-one thousand, two hundred eleven".