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1030220212 = 22789413411
BaseRepresentation
bin111101011001111…
…110100110110100
32122210112121110011
4331121332212310
54102214021322
6250121110004
734346504320
oct7531764664
92583477404
101030220212
1148959476a
12249028304
1313558b478
149ab76980
15606a0677
hex3d67e9b4

1030220212 has 24 divisors (see below), whose sum is σ = 2083596480. Its totient is φ = 436560960.

The previous prime is 1030220203. The next prime is 1030220221. The reversal of 1030220212 is 2120220301.

It is an interprime number because it is at equal distance from previous prime (1030220203) and next prime (1030220221).

It is a super-2 number, since 2×10302202122 = 2122707370426649888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1030220192 and 1030220201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204214 + ... + 209197.

It is an arithmetic number, because the mean of its divisors is an integer number (86816520).

Almost surely, 21030220212 is an apocalyptic number.

It is an amenable number.

1030220212 is an abundant number, since it is smaller than the sum of its proper divisors (1053376268).

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

1030220212 is a wasteful number, since it uses less digits than its factorization.

1030220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413511 (or 413509 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1030220212 is about 32097.0436644872. The cubic root of 1030220212 is about 1009.9736005909.

Adding to 1030220212 its reverse (2120220301), we get a palindrome (3150440513).

The spelling of 1030220212 in words is "one billion, thirty million, two hundred twenty thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 89 178 356 623 1246 2492 413411 826822 1653644 2893877 5787754 11575508 36793579 73587158 147174316 257555053 515110106 1030220212