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210212011010 = 2526978145729
BaseRepresentation
bin1100001111000110011…
…1001011110000000010
3202002121000222121001102
43003301213023300002
511421003233323020
6240323044534402
721121151416601
oct3036147136002
9662530877042
10210212011010
1181172222221
12348a76b1402
1316a90c0a941
14a262471a38
155704c60475
hex30f19cbc02

210212011010 has 16 divisors (see below), whose sum is σ = 379788247800. Its totient is φ = 83772220416.

The previous prime is 210212010989. The next prime is 210212011043. The reversal of 210212011010 is 10110212012.

It can be written as a sum of positive squares in 4 ways, for example, as 113078185441 + 97133825569 = 336271^2 + 311663^2 .

It is a super-2 number, since 2×2102120110102 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210212010982 and 210212011000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39070175 + ... + 39075554.

Almost surely, 2210212011010 is an apocalyptic number.

210212011010 is a deficient number, since it is larger than the sum of its proper divisors (169576236790).

210212011010 is a wasteful number, since it uses less digits than its factorization.

210212011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78146005.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 210212011010 its reverse (10110212012), we get a palindrome (220322223022).

The spelling of 210212011010 in words is "two hundred ten billion, two hundred twelve million, eleven thousand, ten".

Divisors: 1 2 5 10 269 538 1345 2690 78145729 156291458 390728645 781457290 21021201101 42042402202 105106005505 210212011010