212011011121101 has 8 divisors (see below), whose sum is σ = 283495991817504. Its totient is φ = 140933352252720.

The previous prime is 212011011121069. The next prime is 212011011121199. The reversal of 212011011121101 is 101121110110212.

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

It is not a de Polignac number, because 212011011121101 - 2⁵ = 212011011121069 is a prime.

It is a super-2 number, since 2×212011011121101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212011011121201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101830455790 + ... + 101830457871.

It is an arithmetic number, because the mean of its divisors is an integer number (35436998977188).

Almost surely, 2^{212011011121101} is an apocalyptic number.

It is an amenable number.

212011011121101 is a deficient number, since it is larger than the sum of its proper divisors (71484980696403).

212011011121101 is a wasteful number, since it uses less digits than its factorization.

212011011121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203660914011.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 212011011121101 its reverse (101121110110212), we get a palindrome (313132121231313).

The spelling of 212011011121101 in words is "two hundred twelve trillion, eleven billion, eleven million, one hundred twenty-one thousand, one hundred one".