20134201244 has 12 divisors (see below), whose sum is σ = 35249919768. Its totient is φ = 10062795600.

The previous prime is 20134201201. The next prime is 20134201259. The reversal of 20134201244 is 44210243102.

It is a super-2 number, since 2×20134201244² (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 3 ways as a sum of consecutive naturals, for example, 1065722 + ... + 1084449.

It is an arithmetic number, because the mean of its divisors is an integer number (2937493314).

Almost surely, 2^20134201244 is an apocalyptic number.

It is an amenable number.

20134201244 is a deficient number, since it is larger than the sum of its proper divisors (15115718524).

20134201244 is a wasteful number, since it uses less digits than its factorization.

20134201244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152516 (or 2152514 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20134201244 its reverse (44210243102), we get a palindrome (64344444346).

The spelling of 20134201244 in words is "twenty billion, one hundred thirty-four million, two hundred one thousand, two hundred forty-four".