20011132341 has 6 divisors (see below), whose sum is σ = 28904968950. Its totient is φ = 13340754888.

The previous prime is 20011132333. The next prime is 20011132343. The reversal of 20011132341 is 14323111002.

It can be written as a sum of positive squares in only one way, i.e., 17616987441 + 2394144900 = 132729^2 + 48930^2 .

It is not a de Polignac number, because 20011132341 - 2³ = 20011132333 is a prime.

It is a super-2 number, since 2×20011132341² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20011132343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1111729566 + ... + 1111729583.

It is an arithmetic number, because the mean of its divisors is an integer number (4817494825).

Almost surely, 2^20011132341 is an apocalyptic number.

It is an amenable number.

20011132341 is a deficient number, since it is larger than the sum of its proper divisors (8893836609).

20011132341 is a wasteful number, since it uses less digits than its factorization.

20011132341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223459155 (or 2223459152 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 20011132341 its reverse (14323111002), we get a palindrome (34334243343).

The spelling of 20011132341 in words is "twenty billion, eleven million, one hundred thirty-two thousand, three hundred forty-one".