11020123132 has 24 divisors (see below), whose sum is σ = 19693563120. Its totient is φ = 5394167040.

The previous prime is 11020123117. The next prime is 11020123171. The reversal of 11020123132 is 23132102011.

It is a super-2 number, since 2×11020123132² (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 7 ways as a sum of consecutive naturals, for example, 40003 + ... + 153754.

It is an arithmetic number, because the mean of its divisors is an integer number (820565130).

Almost surely, 2^11020123132 is an apocalyptic number.

It is an amenable number.

11020123132 is a deficient number, since it is larger than the sum of its proper divisors (8673439988).

11020123132 is a wasteful number, since it uses less digits than its factorization.

11020123132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194061 (or 194059 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11020123132 its reverse (23132102011), we get a palindrome (34152225143).

The spelling of 11020123132 in words is "eleven billion, twenty million, one hundred twenty-three thousand, one hundred thirty-two".