202100021201210 has 16 divisors (see below), whose sum is σ = 396850950722592. Its totient is φ = 73490916800400.

The previous prime is 202100021201173. The next prime is 202100021201231. The reversal of 202100021201210 is 12102120001202.

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, 918636459896 + ... + 918636460115.

It is an arithmetic number, because the mean of its divisors is an integer number (24803184420162).

Almost surely, 2^{202100021201210} is an apocalyptic number.

202100021201210 is a deficient number, since it is larger than the sum of its proper divisors (194750929521382).

202100021201210 is a wasteful number, since it uses less digits than its factorization.

202100021201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837272920029.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202100021201210 its reverse (12102120001202), we get a palindrome (214202141202412).

The spelling of 202100021201210 in words is "two hundred two trillion, one hundred billion, twenty-one million, two hundred one thousand, two hundred ten".