101101221212 has 6 divisors (see below), whose sum is σ = 176927137128. Its totient is φ = 50550610604.

The previous prime is 101101221191. The next prime is 101101221253. The reversal of 101101221212 is 212122101101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12637652648 + ... + 12637652655.

It is an arithmetic number, because the mean of its divisors is an integer number (29487856188).

Almost surely, 2^101101221212 is an apocalyptic number.

It is an amenable number.

101101221212 is a deficient number, since it is larger than the sum of its proper divisors (75825915916).

101101221212 is a wasteful number, since it uses less digits than its factorization.

101101221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25275305307 (or 25275305305 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101101221212 its reverse (212122101101), we get a palindrome (313223322313).

The spelling of 101101221212 in words is "one hundred one billion, one hundred one million, two hundred twenty-one thousand, two hundred twelve".