11100401042 has 8 divisors (see below), whose sum is σ = 16651969356. Its totient is φ = 5549744592.

The previous prime is 11100401033. The next prime is 11100401047. The reversal of 11100401042 is 24010400111.

It can be written as a sum of positive squares in 2 ways, for example, as 7901254321 + 3199146721 = 88889^2 + 56561^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×11100401042³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11100401047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196673 + ... + 246740.

Almost surely, 2^11100401042 is an apocalyptic number.

11100401042 is a deficient number, since it is larger than the sum of its proper divisors (5551568314).

11100401042 is a wasteful number, since it uses less digits than its factorization.

11100401042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455932.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11100401042 its reverse (24010400111), we get a palindrome (35110801153).

The spelling of 11100401042 in words is "eleven billion, one hundred million, four hundred one thousand, forty-two".