21401141102 has 32 divisors (see below), whose sum is σ = 35134339680. Its totient is φ = 9696107520.

The previous prime is 21401141087. The next prime is 21401141123. The reversal of 21401141102 is 20114110412.

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, 14728208 + ... + 14729660.

It is an arithmetic number, because the mean of its divisors is an integer number (1097948115).

Almost surely, 2^21401141102 is an apocalyptic number.

21401141102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21401141102 is a deficient number, since it is larger than the sum of its proper divisors (13733198578).

21401141102 is a wasteful number, since it uses less digits than its factorization.

21401141102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3188.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 21401141102 its reverse (20114110412), we get a palindrome (41515251514).

The spelling of 21401141102 in words is "twenty-one billion, four hundred one million, one hundred forty-one thousand, one hundred two".