210020132103012 has 144 divisors (see below), whose sum is σ = 662001996749184. Its totient is φ = 54540763200000.

The previous prime is 210020132102863. The next prime is 210020132103031. The reversal of 210020132103012 is 210301231020012.

210020132103012 is a `hidden beast` number, since 2 + 100 + 201 + 321 + 0 + 30 + 12 = 666.

It is a super-2 number, since 2×210020132103012² (a number of 29 digits) contains 22 as substring.

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 47 ways as a sum of consecutive naturals, for example, 8362312 + ... + 22135232.

It is an arithmetic number, because the mean of its divisors is an integer number (4597236088536).

Almost surely, 2^{210020132103012} is an apocalyptic number.

210020132103012 is a gapful number since it is divisible by the number (22) 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 210020132103012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331000998374592).

210020132103012 is an abundant number, since it is smaller than the sum of its proper divisors (451981864646172).

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

210020132103012 is a wasteful number, since it uses less digits than its factorization.

210020132103012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13778450 (or 13778445 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 210020132103012 its reverse (210301231020012), we get a palindrome (420321363123024).

The spelling of 210020132103012 in words is "two hundred ten trillion, twenty billion, one hundred thirty-two million, one hundred three thousand, twelve".