21301002011210 has 16 divisors (see below), whose sum is σ = 38341858828392. Its totient is φ = 8520388536000.

The previous prime is 21301002011197. The next prime is 21301002011273. The reversal of 21301002011210 is 1211020010312.

It can be written as a sum of positive squares in 4 ways, for example, as 19408157109961 + 1892844901249 = 4405469^2 + 1375807^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9624800 + ... + 11629220.

Almost surely, 2^{21301002011210} is an apocalyptic number.

21301002011210 is a deficient number, since it is larger than the sum of its proper divisors (17040856817182).

21301002011210 is a wasteful number, since it uses less digits than its factorization.

21301002011210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067129.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 21301002011210 its reverse (1211020010312), we get a palindrome (22512022021522).

The spelling of 21301002011210 in words is "twenty-one trillion, three hundred one billion, two million, eleven thousand, two hundred ten".