1010212172 has 12 divisors (see below), whose sum is σ = 1805485920. Its totient is φ = 494359056.

The previous prime is 1010212163. The next prime is 1010212207. The reversal of 1010212172 is 2712120101.

It is a super-3 number, since 3×1010212172³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1010212172.

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, 2686547 + ... + 2686922.

It is an arithmetic number, because the mean of its divisors is an integer number (150457160).

Almost surely, 2^1010212172 is an apocalyptic number.

It is an amenable number.

1010212172 is a deficient number, since it is larger than the sum of its proper divisors (795273748).

1010212172 is a wasteful number, since it uses less digits than its factorization.

1010212172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5373520 (or 5373518 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 1010212172 is about 31783.8350738233. The cubic root of 1010212172 is about 1003.3925350242.

Adding to 1010212172 its reverse (2712120101), we get a palindrome (3722332273).

The spelling of 1010212172 in words is "one billion, ten million, two hundred twelve thousand, one hundred seventy-two".