212020023294 has 96 divisors (see below), whose sum is σ = 486208008000. Its totient is φ = 66668958720.

The previous prime is 212020023283. The next prime is 212020023301. The reversal of 212020023294 is 492320020212.

It is a super-2 number, since 2×212020023294² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6651607 + ... + 6683405.

It is an arithmetic number, because the mean of its divisors is an integer number (5064666750).

Almost surely, 2^212020023294 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212020023294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243104004000).

212020023294 is an abundant number, since it is smaller than the sum of its proper divisors (274187984706).

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

212020023294 is a wasteful number, since it uses less digits than its factorization.

212020023294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32130 (or 32127 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The spelling of 212020023294 in words is "two hundred twelve billion, twenty million, twenty-three thousand, two hundred ninety-four".