20212043034 has 32 divisors (see below), whose sum is σ = 41006085120. Its totient is φ = 6640641072.

The previous prime is 20212043011. The next prime is 20212043051. The reversal of 20212043034 is 43034021202.

It is a self number, because there is not a number n which added to its sum of digits gives 20212043034.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241917 + ... + 314559.

It is an arithmetic number, because the mean of its divisors is an integer number (1281440160).

Almost surely, 2^20212043034 is an apocalyptic number.

20212043034 is an abundant number, since it is smaller than the sum of its proper divisors (20794042086).

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

20212043034 is a wasteful number, since it uses less digits than its factorization.

20212043034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73314.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20212043034 its reverse (43034021202), we get a palindrome (63246064236).

The spelling of 20212043034 in words is "twenty billion, two hundred twelve million, forty-three thousand, thirty-four".