20211452332 has 24 divisors (see below), whose sum is σ = 36340340400. Its totient is φ = 9829962240.

The previous prime is 20211452311. The next prime is 20211452333. The reversal of 20211452332 is 23325411202.

It is a junction number, because it is equal to n+sod(n) for n = 20211452297 and 20211452306.

It is not an unprimeable number, because it can be changed into a prime (20211452333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127582 + ... + 238117.

It is an arithmetic number, because the mean of its divisors is an integer number (1514180850).

Almost surely, 2^20211452332 is an apocalyptic number.

It is an amenable number.

20211452332 is a deficient number, since it is larger than the sum of its proper divisors (16128888068).

20211452332 is a wasteful number, since it uses less digits than its factorization.

20211452332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366081 (or 366079 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 20211452332 its reverse (23325411202), we get a palindrome (43536863534).

The spelling of 20211452332 in words is "twenty billion, two hundred eleven million, four hundred fifty-two thousand, three hundred thirty-two".