213024420106 has 4 divisors (see below), whose sum is σ = 319536630162. Its totient is φ = 106512210052.

The previous prime is 213024420101. The next prime is 213024420109. The reversal of 213024420106 is 601024420312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 192971311225 + 20053108881 = 439285^2 + 141609^2 .

It is a super-2 number, since 2×213024420106² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213024420101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53256105025 + ... + 53256105028.

Almost surely, 2^213024420106 is an apocalyptic number.

213024420106 is a deficient number, since it is larger than the sum of its proper divisors (106512210056).

213024420106 is a wasteful number, since it uses less digits than its factorization.

213024420106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106512210055.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 213024420106 its reverse (601024420312), we get a palindrome (814048840418).

The spelling of 213024420106 in words is "two hundred thirteen billion, twenty-four million, four hundred twenty thousand, one hundred six".