210120220201210 has 16 divisors (see below), whose sum is σ = 412599705122592. Its totient is φ = 76407352800400.

The previous prime is 210120220201201. The next prime is 210120220201219. The reversal of 210120220201210 is 12102022021012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (210120220201201) and next prime (210120220201219).

It is not an unprimeable number, because it can be changed into a prime (210120220201219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 955091909896 + ... + 955091910115.

It is an arithmetic number, because the mean of its divisors is an integer number (25787481570162).

Almost surely, 2^{210120220201210} is an apocalyptic number.

210120220201210 is a deficient number, since it is larger than the sum of its proper divisors (202479484921382).

210120220201210 is a wasteful number, since it uses less digits than its factorization.

210120220201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1910183820029.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210120220201210 its reverse (12102022021012), we get a palindrome (222222242222222).

The spelling of 210120220201210 in words is "two hundred ten trillion, one hundred twenty billion, two hundred twenty million, two hundred one thousand, two hundred ten".