120002122212210 has 144 divisors (see below), whose sum is σ = 372754524197016. Its totient is φ = 26687730617856.

The previous prime is 120002122212199. The next prime is 120002122212221. The reversal of 120002122212210 is 12212221200021.

It is a happy number.

120002122212210 is a `hidden beast` number, since 1 + 20 + 0 + 0 + 212 + 221 + 2 + 210 = 666.

It is an interprime number because it is at equal distance from previous prime (120002122212199) and next prime (120002122212221).

It can be written as a sum of positive squares in 4 ways, for example, as 118082930360409 + 1919191851801 = 10866597^2 + 1385349^2 .

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 71 ways as a sum of consecutive naturals, for example, 367557987 + ... + 367884326.

Almost surely, 2^{120002122212210} is an apocalyptic number.

120002122212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120002122212210 is an abundant number, since it is smaller than the sum of its proper divisors (252752401984806).

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

120002122212210 is a wasteful number, since it uses less digits than its factorization.

120002122212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735442377 (or 735442367 counting only the distinct ones).

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

Adding to 120002122212210 its reverse (12212221200021), we get a palindrome (132214343412231).

The spelling of 120002122212210 in words is "one hundred twenty trillion, two billion, one hundred twenty-two million, two hundred twelve thousand, two hundred ten".