12222101012 has 24 divisors (see below), whose sum is σ = 23359600992. Its totient is φ = 5549191200.

The previous prime is 12222100991. The next prime is 12222101027. The reversal of 12222101012 is 21010122221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118439 + ... + 196142.

It is an arithmetic number, because the mean of its divisors is an integer number (973316708).

Almost surely, 2^12222101012 is an apocalyptic number.

It is an amenable number.

12222101012 is a deficient number, since it is larger than the sum of its proper divisors (11137499980).

12222101012 is a wasteful number, since it uses less digits than its factorization.

12222101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315479 (or 315477 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12222101012 its reverse (21010122221), we get a palindrome (33232223233).

The spelling of 12222101012 in words is "twelve billion, two hundred twenty-two million, one hundred one thousand, twelve".