1020212211 has 48 divisors (see below), whose sum is σ = 1522206432. Its totient is φ = 605030400.

The previous prime is 1020212203. The next prime is 1020212213. The reversal of 1020212211 is 1122120201.

It is not a de Polignac number, because 1020212211 - 2³ = 1020212203 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (1020212213) 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, 10101061 + ... + 10101161.

It is an arithmetic number, because the mean of its divisors is an integer number (31712634).

Almost surely, 2^1020212211 is an apocalyptic number.

1020212211 is a deficient number, since it is larger than the sum of its proper divisors (501994221).

1020212211 is a wasteful number, since it uses less digits than its factorization.

1020212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1020212211 is about 31940.7609646358. The cubic root of 1020212211 is about 1006.6925140043.

Adding to 1020212211 its reverse (1122120201), we get a palindrome (2142332412).

The spelling of 1020212211 in words is "one billion, twenty million, two hundred twelve thousand, two hundred eleven".