211120121212002 has 96 divisors (see below), whose sum is σ = 478922375063808. Its totient is φ = 67141779838848.

The previous prime is 211120121211971. The next prime is 211120121212009. The reversal of 211120121212002 is 200212121021112.

211120121212002 is a `hidden beast` number, since 211 + 120 + 1 + 212 + 120 + 0 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (211120121212009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61259083 + ... + 64613585.

It is an arithmetic number, because the mean of its divisors is an integer number (4988774740248).

Almost surely, 2^{211120121212002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211120121212002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239461187531904).

211120121212002 is an abundant number, since it is smaller than the sum of its proper divisors (267802253851806).

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

211120121212002 is a wasteful number, since it uses less digits than its factorization.

211120121212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3356384 (or 3356381 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211120121212002 its reverse (200212121021112), we get a palindrome (411332242233114).

The spelling of 211120121212002 in words is "two hundred eleven trillion, one hundred twenty billion, one hundred twenty-one million, two hundred twelve thousand, two".