10012212111 has 16 divisors (see below), whose sum is σ = 14692101120. Its totient is φ = 6014305920.

The previous prime is 10012212103. The next prime is 10012212131. The reversal of 10012212111 is 11121221001.

It is not a de Polignac number, because 10012212111 - 2³ = 10012212103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012212131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1338751 + ... + 1346208.

It is an arithmetic number, because the mean of its divisors is an integer number (918256320).

Almost surely, 2^10012212111 is an apocalyptic number.

10012212111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10012212111 is a deficient number, since it is larger than the sum of its proper divisors (4679889009).

10012212111 is a wasteful number, since it uses less digits than its factorization.

10012212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2685086.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10012212111 its reverse (11121221001), we get a palindrome (21133433112).

The spelling of 10012212111 in words is "ten billion, twelve million, two hundred twelve thousand, one hundred eleven".