13421122 has 32 divisors (see below), whose sum is σ = 23877504. Its totient is φ = 5577600.

The previous prime is 13421071. The next prime is 13421129. The reversal of 13421122 is 22112431.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 13421096 and 13421105.

It is not an unprimeable number, because it can be changed into a prime (13421129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47622 + ... + 47902.

It is an arithmetic number, because the mean of its divisors is an integer number (746172).

Almost surely, 2^13421122 is an apocalyptic number.

13421122 is a deficient number, since it is larger than the sum of its proper divisors (10456382).

13421122 is a wasteful number, since it uses less digits than its factorization.

13421122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474.

The product of its digits is 96, while the sum is 16.

The square root of 13421122 is about 3663.4849528830. The cubic root of 13421122 is about 237.6455071417.

Adding to 13421122 its reverse (22112431), we get a palindrome (35533553).

The spelling of 13421122 in words is "thirteen million, four hundred twenty-one thousand, one hundred twenty-two".