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122513020201 = 11132275137657
BaseRepresentation
bin111001000011001011…
…0000101010100101001
3102201020010212021010201
41302012112011110221
54001401313121301
6132140503112201
711564662326625
oct1620626052451
9381203767121
10122513020201
1147a59451420
121b8b1442661
13b725a24c80
145d02dc6185
1532c0904201
hex1c86585529

122513020201 has 16 divisors (see below), whose sum is σ = 143941529088. Its totient is φ = 102800880000.

The previous prime is 122513020193. The next prime is 122513020213. The reversal of 122513020201 is 102020315221.

It is not a de Polignac number, because 122513020201 - 23 = 122513020193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122513020291) 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, 3234565 + ... + 3272221.

It is an arithmetic number, because the mean of its divisors is an integer number (8996345568).

Almost surely, 2122513020201 is an apocalyptic number.

122513020201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122513020201 is a deficient number, since it is larger than the sum of its proper divisors (21428508887).

122513020201 is a wasteful number, since it uses less digits than its factorization.

122513020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60432.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 122513020201 its reverse (102020315221), we get a palindrome (224533335422).

The spelling of 122513020201 in words is "one hundred twenty-two billion, five hundred thirteen million, twenty thousand, two hundred one".

Divisors: 1 11 13 143 22751 37657 250261 295763 414227 489541 3253393 5384951 856734407 9424078477 11137547291 122513020201