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103020322220231 = 13103431959739097
BaseRepresentation
bin10111011011001001001001…
…101101011110100011000111
3111111202122110101102120001012
4113123021021231132203013
5102000341104442021411
61003034514353552435
730461654423336663
oct2733111155364307
9444678411376035
10103020322220231
112a909745182789
12b67a04157571b
134563a0c02b420
141b622d2b098a3
15bd9bdd1cc18b
hex5db249b5e8c7

103020322220231 has 16 divisors (see below), whose sum is σ = 110964188940864. Its totient is φ = 95079203806464.

The previous prime is 103020322220203. The next prime is 103020322220281. The reversal of 103020322220231 is 132022223020301.

It is a cyclic number.

It is not a de Polignac number, because 103020322220231 - 214 = 103020322203847 is a prime.

It is a super-2 number, since 2×1030203222202312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103020322220197 and 103020322220206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103020322220201) 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, 2634973475 + ... + 2635012571.

It is an arithmetic number, because the mean of its divisors is an integer number (6935261808804).

Almost surely, 2103020322220231 is an apocalyptic number.

103020322220231 is a deficient number, since it is larger than the sum of its proper divisors (7943866720633).

103020322220231 is a wasteful number, since it uses less digits than its factorization.

103020322220231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69050.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 103020322220231 its reverse (132022223020301), we get a palindrome (235042545240532).

The spelling of 103020322220231 in words is "one hundred three trillion, twenty billion, three hundred twenty-two million, two hundred twenty thousand, two hundred thirty-one".

Divisors: 1 13 10343 19597 39097 134459 254761 508261 202691771 404380271 766183909 2634993023 5256943523 9960390817 7924640170787 103020322220231