20212302134 has 16 divisors (see below), whose sum is σ = 31028363520. Its totient is φ = 9869587560.

The previous prime is 20212302127. The next prime is 20212302217. The reversal of 20212302134 is 43120321202.

It is a super-2 number, since 2×20212302134² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700607 + ... + 728885.

It is an arithmetic number, because the mean of its divisors is an integer number (1939272720).

Almost surely, 2^20212302134 is an apocalyptic number.

20212302134 is a deficient number, since it is larger than the sum of its proper divisors (10816061386).

20212302134 is a wasteful number, since it uses less digits than its factorization.

20212302134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36635.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20212302134 its reverse (43120321202), we get a palindrome (63332623336).

The spelling of 20212302134 in words is "twenty billion, two hundred twelve million, three hundred two thousand, one hundred thirty-four".