211101011030 has 64 divisors (see below), whose sum is σ = 467731732608. Its totient is φ = 66801162240.

The previous prime is 211101011029. The next prime is 211101011057. The reversal of 211101011030 is 30110101112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12379310 + ... + 12396350.

It is an arithmetic number, because the mean of its divisors is an integer number (7308308322).

Almost surely, 2^211101011030 is an apocalyptic number.

211101011030 is an abundant number, since it is smaller than the sum of its proper divisors (256630721578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211101011030 is a wasteful number, since it uses less digits than its factorization.

211101011030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30681.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 211101011030 its reverse (30110101112), we get a palindrome (241211112142).

The spelling of 211101011030 in words is "two hundred eleven billion, one hundred one million, eleven thousand, thirty".