100012120001211 has 48 divisors (see below), whose sum is σ = 150554246119424. Its totient is φ = 58967941032000.

The previous prime is 100012120001201. The next prime is 100012120001237. The reversal of 100012120001211 is 112100021210001.

It is not a de Polignac number, because 100012120001211 - 2⁷ = 100012120001083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100012120001201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109558776 + ... + 110467866.

Almost surely, 2^{100012120001211} is an apocalyptic number.

100012120001211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100012120001211 is a deficient number, since it is larger than the sum of its proper divisors (50542126118213).

100012120001211 is a wasteful number, since it uses less digits than its factorization.

100012120001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917344 (or 917333 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100012120001211 its reverse (112100021210001), we get a palindrome (212112141211212).

The spelling of 100012120001211 in words is "one hundred trillion, twelve billion, one hundred twenty million, one thousand, two hundred eleven".