210122111010010 has 8 divisors (see below), whose sum is σ = 378219799818036. Its totient is φ = 84048844404000.

The previous prime is 210122111010001. The next prime is 210122111010023. The reversal of 210122111010010 is 10010111221012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 200121849552249 + 10000261457761 = 14146443^2 + 3162319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10506105550491 + ... + 10506105550510.

Almost surely, 2^{210122111010010} is an apocalyptic number.

210122111010010 is a deficient number, since it is larger than the sum of its proper divisors (168097688808026).

210122111010010 is a wasteful number, since it uses less digits than its factorization.

210122111010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21012211101008.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 210122111010010 its reverse (10010111221012), we get a palindrome (220132222231022).

The spelling of 210122111010010 in words is "two hundred ten trillion, one hundred twenty-two billion, one hundred eleven million, ten thousand, ten".