101111010001222 has 32 divisors (see below), whose sum is σ = 165018464799552. Its totient is φ = 46185654104064.

The previous prime is 101111010001153. The next prime is 101111010001247. The reversal of 101111010001222 is 222100010111101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 6955483 + ... + 15830374.

It is an arithmetic number, because the mean of its divisors is an integer number (5156827024986).

Almost surely, 2^{101111010001222} is an apocalyptic number.

101111010001222 is a deficient number, since it is larger than the sum of its proper divisors (63907454798330).

101111010001222 is a wasteful number, since it uses less digits than its factorization.

101111010001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22787632.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 101111010001222 its reverse (222100010111101), we get a palindrome (323211020112323).

The spelling of 101111010001222 in words is "one hundred one trillion, one hundred eleven billion, ten million, one thousand, two hundred twenty-two".