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13122122030 = 2510177128939
BaseRepresentation
bin11000011100010001…
…11011000100101110
31020212111120212101122
430032020323010232
5203333230401110
610010032340542
7643115124353
oct141610730456
936774525348
1013122122030
115624106556
1226626a4752
13131178c764
148c6a7862a
1551c026255
hex30e23b12e

13122122030 has 16 divisors (see below), whose sum is σ = 23622323760. Its totient is φ = 5248292352.

The previous prime is 13122122023. The next prime is 13122122051. The reversal of 13122122030 is 3022122131.

It is a super-2 number, since 2×131221220302 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37301 + ... + 166239.

It is an arithmetic number, because the mean of its divisors is an integer number (1476395235).

Almost surely, 213122122030 is an apocalyptic number.

13122122030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13122122030 is a deficient number, since it is larger than the sum of its proper divisors (10500201730).

13122122030 is a wasteful number, since it uses less digits than its factorization.

13122122030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139123.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 13122122030 its reverse (3022122131), we get a palindrome (16144244161).

The spelling of 13122122030 in words is "thirteen billion, one hundred twenty-two million, one hundred twenty-two thousand, thirty".

Divisors: 1 2 5 10 10177 20354 50885 101770 128939 257878 644695 1289390 1312212203 2624424406 6561061015 13122122030