100120220021211 has 16 divisors (see below), whose sum is σ = 143762596592160. Its totient is φ = 61612344783360.

The previous prime is 100120220021179. The next prime is 100120220021221. The reversal of 100120220021211 is 112120022021001.

It is not a de Polignac number, because 100120220021211 - 2⁵ = 100120220021179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100120220021221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28460995 + ... + 31784723.

It is an arithmetic number, because the mean of its divisors is an integer number (8985162287010).

Almost surely, 2^{100120220021211} is an apocalyptic number.

100120220021211 is a deficient number, since it is larger than the sum of its proper divisors (43642376570949).

100120220021211 is a wasteful number, since it uses less digits than its factorization.

100120220021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4096126.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100120220021211 its reverse (112120022021001), we get a palindrome (212240242042212).

The spelling of 100120220021211 in words is "one hundred trillion, one hundred twenty billion, two hundred twenty million, twenty-one thousand, two hundred eleven".