211101121021102 has 8 divisors (see below), whose sum is σ = 341009503187976. Its totient is φ = 97431286625112.

The previous prime is 211101121021073. The next prime is 211101121021129. The reversal of 211101121021102 is 201120121101112.

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

It is a super-2 number, since 2×211101121021102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4059636942688 + ... + 4059636942739.

It is an arithmetic number, because the mean of its divisors is an integer number (42626187898497).

Almost surely, 2^{211101121021102} is an apocalyptic number.

211101121021102 is a deficient number, since it is larger than the sum of its proper divisors (129908382166874).

211101121021102 is a wasteful number, since it uses less digits than its factorization.

211101121021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8119273885442.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 211101121021102 its reverse (201120121101112), we get a palindrome (412221242122214).

The spelling of 211101121021102 in words is "two hundred eleven trillion, one hundred one billion, one hundred twenty-one million, twenty-one thousand, one hundred two".