21476633043122 has 16 divisors (see below), whose sum is σ = 33088478146200. Its totient is φ = 10447190402688.

The previous prime is 21476633043121. The next prime is 21476633043137. The reversal of 21476633043122 is 22134033667412.

It can be written as a sum of positive squares in 4 ways, for example, as 20104991531881 + 1371641511241 = 4483859^2 + 1171171^2 .

It is a super-2 number, since 2×21476633043122² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21476633043121) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11654747 + ... + 13371102.

Almost surely, 2^{21476633043122} is an apocalyptic number.

21476633043122 is a deficient number, since it is larger than the sum of its proper divisors (11611845103078).

21476633043122 is a wasteful number, since it uses less digits than its factorization.

21476633043122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25037485.

The product of its (nonzero) digits is 870912, while the sum is 44.

The spelling of 21476633043122 in words is "twenty-one trillion, four hundred seventy-six billion, six hundred thirty-three million, forty-three thousand, one hundred twenty-two".