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10200122331 = 373111561801
BaseRepresentation
bin10010111111111100…
…11000001111011011
3222022212022220100120
421133332120033123
5131342212403311
64404052004323
7510524415660
oct113776301733
928285286316
1010200122331
114364780973
121b880006a3
13c672b8359
146ca977a67
153ea73d706
hex25ff983db

10200122331 has 16 divisors (see below), whose sum is σ = 15593031168. Its totient is φ = 5809896000.

The previous prime is 10200122291. The next prime is 10200122333. The reversal of 10200122331 is 13322100201.

It is not a de Polignac number, because 10200122331 - 214 = 10200105947 is a prime.

It is a super-2 number, since 2×102001223312 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10200122331.

It is not an unprimeable number, because it can be changed into a prime (10200122333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 774370 + ... + 787431.

It is an arithmetic number, because the mean of its divisors is an integer number (974564448).

Almost surely, 210200122331 is an apocalyptic number.

10200122331 is a deficient number, since it is larger than the sum of its proper divisors (5392908837).

10200122331 is a wasteful number, since it uses less digits than its factorization.

10200122331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562122.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10200122331 its reverse (13322100201), we get a palindrome (23522222532).

The spelling of 10200122331 in words is "ten billion, two hundred million, one hundred twenty-two thousand, three hundred thirty-one".

Divisors: 1 3 7 21 311 933 2177 6531 1561801 4685403 10932607 32797821 485720111 1457160333 3400040777 10200122331