201120221111210 has 16 divisors (see below), whose sum is σ = 362492109443592. Its totient is φ = 80342374790400.

The previous prime is 201120221111189. The next prime is 201120221111231. The reversal of 201120221111210 is 12111122021102.

It is an interprime number because it is at equal distance from previous prime (201120221111189) and next prime (201120221111231).

It can be written as a sum of positive squares in 4 ways, for example, as 70065554847289 + 131054666263921 = 8370517^2 + 11447911^2 .

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, 13214198771 + ... + 13214213990.

Almost surely, 2^{201120221111210} is an apocalyptic number.

201120221111210 is a deficient number, since it is larger than the sum of its proper divisors (161371888332382).

201120221111210 is a wasteful number, since it uses less digits than its factorization.

201120221111210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26428413529.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201120221111210 its reverse (12111122021102), we get a palindrome (213231343132312).

The spelling of 201120221111210 in words is "two hundred one trillion, one hundred twenty billion, two hundred twenty-one million, one hundred eleven thousand, two hundred ten".