11102121414 has 32 divisors (see below), whose sum is σ = 24679225440. Its totient is φ = 3699530496.

The previous prime is 11102121389. The next prime is 11102121431. The reversal of 11102121414 is 41412120111.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 147874 + ... + 209930.

It is an arithmetic number, because the mean of its divisors is an integer number (771225795).

Almost surely, 2^11102121414 is an apocalyptic number.

11102121414 is an abundant number, since it is smaller than the sum of its proper divisors (13577104026).

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

11102121414 is a wasteful number, since it uses less digits than its factorization.

11102121414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65381 (or 65375 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11102121414 its reverse (41412120111), we get a palindrome (52514241525).

The spelling of 11102121414 in words is "eleven billion, one hundred two million, one hundred twenty-one thousand, four hundred fourteen".