120001212022000 has 160 divisors (see below), whose sum is σ = 294839246205504. Its totient is φ = 47228582016000.

The previous prime is 120001212021973. The next prime is 120001212022001. The reversal of 120001212022000 is 220212100021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120001212022001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113777070 + ... + 114826930.

Almost surely, 2^{120001212022000} is an apocalyptic number.

120001212022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120001212022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147419623102752).

120001212022000 is an abundant number, since it is smaller than the sum of its proper divisors (174838034183504).

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

120001212022000 is a wasteful number, since it uses less digits than its factorization.

120001212022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050804 (or 1050788 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120001212022000 its reverse (220212100021), we get a palindrome (120221424122021).

The spelling of 120001212022000 in words is "one hundred twenty trillion, one billion, two hundred twelve million, twenty-two thousand".