20202111132 has 48 divisors (see below), whose sum is σ = 53925392640. Its totient is φ = 5766342912.

The previous prime is 20202111079. The next prime is 20202111151. The reversal of 20202111132 is 23111120202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32413 + ... + 203604.

It is an arithmetic number, because the mean of its divisors is an integer number (1123445680).

Almost surely, 2^20202111132 is an apocalyptic number.

It is an amenable number.

20202111132 is an abundant number, since it is smaller than the sum of its proper divisors (33723281508).

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

20202111132 is a wasteful number, since it uses less digits than its factorization.

20202111132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237050 (or 237048 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20202111132 its reverse (23111120202), we get a palindrome (43313231334).

The spelling of 20202111132 in words is "twenty billion, two hundred two million, one hundred eleven thousand, one hundred thirty-two".