100121011010211 has 32 divisors (see below), whose sum is σ = 137614560215040. Its totient is φ = 64714106879136.

The previous prime is 100121011010203. The next prime is 100121011010219. The reversal of 100121011010211 is 112010110121001.

It is an interprime number because it is at equal distance from previous prime (100121011010203) and next prime (100121011010219).

It is not a de Polignac number, because 100121011010211 - 2³ = 100121011010203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100121011010219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 431055270 + ... + 431287476.

It is an arithmetic number, because the mean of its divisors is an integer number (4300455006720).

Almost surely, 2^{100121011010211} is an apocalyptic number.

100121011010211 is a deficient number, since it is larger than the sum of its proper divisors (37493549204829).

100121011010211 is a wasteful number, since it uses less digits than its factorization.

100121011010211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260943.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 100121011010211 its reverse (112010110121001), we get a palindrome (212131121131212).

The spelling of 100121011010211 in words is "one hundred trillion, one hundred twenty-one billion, eleven million, ten thousand, two hundred eleven".