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23012010210 = 2357313534871
BaseRepresentation
bin10101011011100111…
…110110100011100010
32012101202011020111110
4111123213312203202
5334112033311320
614323243124150
71443154600530
oct253347664342
965352136443
1023012010210
119839752962
124562813656
1322297059b7
141184337150
158ea3d35e0
hex55b9f68e2

23012010210 has 64 divisors (see below), whose sum is σ = 65154760704. Its totient is φ = 5090212800.

The previous prime is 23012010193. The next prime is 23012010211. The reversal of 23012010210 is 1201021032.

It is a super-2 number, since 2×230120102102 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23012010211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1760926 + ... + 1773945.

It is an arithmetic number, because the mean of its divisors is an integer number (1018043136).

Almost surely, 223012010210 is an apocalyptic number.

23012010210 is an abundant number, since it is smaller than the sum of its proper divisors (42142750494).

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

23012010210 is a wasteful number, since it uses less digits than its factorization.

23012010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534919.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 23012010210 its reverse (1201021032), we get a palindrome (24213031242).

The spelling of 23012010210 in words is "twenty-three billion, twelve million, ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 93 105 155 186 210 217 310 434 465 651 930 1085 1302 2170 3255 6510 3534871 7069742 10604613 17674355 21209226 24744097 35348710 49488194 53023065 74232291 106046130 109581001 123720485 148464582 219162002 247440970 328743003 371161455 547905005 657486006 742322910 767067007 1095810010 1534134014 1643715015 2301201021 3287430030 3835335035 4602402042 7670670070 11506005105 23012010210