21126160202 has 64 divisors (see below), whose sum is σ = 38934556416. Its totient is φ = 8391720960.

The previous prime is 21126160201. The next prime is 21126160217. The reversal of 21126160202 is 20206162112.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (21126160201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4868978 + ... + 4873314.

It is an arithmetic number, because the mean of its divisors is an integer number (608352444).

Almost surely, 2^21126160202 is an apocalyptic number.

21126160202 is a deficient number, since it is larger than the sum of its proper divisors (17808396214).

21126160202 is a wasteful number, since it uses less digits than its factorization.

21126160202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4671.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 21126160202 in words is "twenty-one billion, one hundred twenty-six million, one hundred sixty thousand, two hundred two".