101222221200000 has 192 divisors, whose sum is σ = 336067900590240. Its totient is φ = 26992592000000.

The previous prime is 101222221199837. The next prime is 101222221200101. The reversal of 101222221200000 is 2122222101.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40975926 + ... + 43375925.

Almost surely, 2^{101222221200000} is an apocalyptic number.

101222221200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101222221200000 is an abundant number, since it is smaller than the sum of its proper divisors (234845679390240).

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

101222221200000 is an frugal number, since it uses more digits than its factorization.

101222221200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84351893 (or 84351861 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 101222221200000 its reverse (2122222101), we get a palindrome (101224343422101).

The spelling of 101222221200000 in words is "one hundred one trillion, two hundred twenty-two billion, two hundred twenty-one million, two hundred thousand".