2106021152 has 12 divisors (see below), whose sum is σ = 4146229206. Its totient is φ = 1053010560.

The previous prime is 2106021133. The next prime is 2106021163. The reversal of 2106021152 is 2511206012.

It can be written as a sum of positive squares in only one way, i.e., 1471182736 + 634838416 = 38356^2 + 25196^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32906549 + ... + 32906612.

Almost surely, 2^2106021152 is an apocalyptic number.

It is an amenable number.

2106021152 is a deficient number, since it is larger than the sum of its proper divisors (2040208054).

2106021152 is an equidigital number, since it uses as much as digits as its factorization.

2106021152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65813171 (or 65813163 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 2106021152 is about 45891.4060800059. The cubic root of 2106021152 is about 1281.8018958187.

Adding to 2106021152 its reverse (2511206012), we get a palindrome (4617227164).

The spelling of 2106021152 in words is "two billion, one hundred six million, twenty-one thousand, one hundred fifty-two".