101201222220012 has 96 divisors (see below), whose sum is σ = 262526424652800. Its totient is φ = 33714087757056.

The previous prime is 101201222219989. The next prime is 101201222220047. The reversal of 101201222220012 is 210022222102101.

It is a happy number.

101201222220012 is a `hidden beast` number, since 10 + 1 + 201 + 222 + 220 + 0 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2650407073 + ... + 2650445255.

It is an arithmetic number, because the mean of its divisors is an integer number (2734650256800).

Almost surely, 2^{101201222220012} is an apocalyptic number.

101201222220012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101201222220012 is an abundant number, since it is smaller than the sum of its proper divisors (161325202432788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101201222220012 is a wasteful number, since it uses less digits than its factorization.

101201222220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51852 (or 51844 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 101201222220012 its reverse (210022222102101), we get a palindrome (311223444322113).

The spelling of 101201222220012 in words is "one hundred one trillion, two hundred one billion, two hundred twenty-two million, two hundred twenty thousand, twelve".