11402121100 has 36 divisors (see below), whose sum is σ = 24773820624. Its totient is φ = 4555094080.

The previous prime is 11402121091. The next prime is 11402121121. The reversal of 11402121100 is 112120411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8169 + ... + 151231.

It is an arithmetic number, because the mean of its divisors is an integer number (688161684).

Almost surely, 2^11402121100 is an apocalyptic number.

11402121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11402121100 is an abundant number, since it is smaller than the sum of its proper divisors (13371699524).

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

11402121100 is a wasteful number, since it uses less digits than its factorization.

11402121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143874 (or 143867 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11402121100 its reverse (112120411), we get a palindrome (11514241511).

The spelling of 11402121100 in words is "eleven billion, four hundred two million, one hundred twenty-one thousand, one hundred".