20213413134 has 144 divisors (see below), whose sum is σ = 45282077568. Its totient is φ = 6012801536.

The previous prime is 20213413079. The next prime is 20213413153. The reversal of 20213413134 is 43131431202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 121038319 + ... + 121038485.

It is an arithmetic number, because the mean of its divisors is an integer number (314458872).

Almost surely, 2^20213413134 is an apocalyptic number.

20213413134 is an abundant number, since it is smaller than the sum of its proper divisors (25068664434).

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

20213413134 is a wasteful number, since it uses less digits than its factorization.

20213413134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 301 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 20213413134 its reverse (43131431202), we get a palindrome (63344844336).

The spelling of 20213413134 in words is "twenty billion, two hundred thirteen million, four hundred thirteen thousand, one hundred thirty-four".