101011111211222 has 32 divisors (see below), whose sum is σ = 151971165208800. Its totient is φ = 50354309403648.

The previous prime is 101011111211203. The next prime is 101011111211279. The reversal of 101011111211222 is 222112111110101.

It is a self number, because there is not a number n which added to its sum of digits gives 101011111211222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8665269218 + ... + 8665280874.

It is an arithmetic number, because the mean of its divisors is an integer number (4749098912775).

Almost surely, 2^{101011111211222} is an apocalyptic number.

101011111211222 is a deficient number, since it is larger than the sum of its proper divisors (50960053997578).

101011111211222 is a wasteful number, since it uses less digits than its factorization.

101011111211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21440.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 101011111211222 its reverse (222112111110101), we get a palindrome (323123222321323).

The spelling of 101011111211222 in words is "one hundred one trillion, eleven billion, one hundred eleven million, two hundred eleven thousand, two hundred twenty-two".