2011210122195 has 24 divisors (see below), whose sum is σ = 3615212271216. Its totient is φ = 1072645397856.

The previous prime is 2011210122193. The next prime is 2011210122217. The reversal of 2011210122195 is 5912210121102.

It is not a de Polignac number, because 2011210122195 - 2¹ = 2011210122193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2011210122193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 827657272 + ... + 827659701.

It is an arithmetic number, because the mean of its divisors is an integer number (150633844634).

Almost surely, 2^{2011210122195} is an apocalyptic number.

2011210122195 is a deficient number, since it is larger than the sum of its proper divisors (1604002149021).

2011210122195 is an equidigital number, since it uses as much as digits as its factorization.

2011210122195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655316993 (or 1655316981 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

Adding to 2011210122195 its reverse (5912210121102), we get a palindrome (7923420243297).

The spelling of 2011210122195 in words is "two trillion, eleven billion, two hundred ten million, one hundred twenty-two thousand, one hundred ninety-five".