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23121033414 = 2321131823713
BaseRepresentation
bin10101100010000111…
…101111100011000110
32012200100022012012220
4111202013233203012
5334322441032124
614342135553210
71445650353453
oct254207574306
965610265186
1023121033414
119895247686
12459322b806
13224618857b
1411949d682a
15904c6b879
hex5621ef8c6

23121033414 has 16 divisors (see below), whose sum is σ = 46263976752. Its totient is φ = 7703359488.

The previous prime is 23121033401. The next prime is 23121033433. The reversal of 23121033414 is 41433012132.

It is a happy number.

It is a super-2 number, since 2×231210334142 (a number of 22 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, 899179 + ... + 924534.

It is an arithmetic number, because the mean of its divisors is an integer number (2891498547).

Almost surely, 223121033414 is an apocalyptic number.

23121033414 is an abundant number, since it is smaller than the sum of its proper divisors (23142943338).

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

23121033414 is a wasteful number, since it uses less digits than its factorization.

23121033414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825831.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 23121033414 its reverse (41433012132), we get a palindrome (64554045546).

The spelling of 23121033414 in words is "twenty-three billion, one hundred twenty-one million, thirty-three thousand, four hundred fourteen".

Divisors: 1 2 3 6 2113 4226 6339 12678 1823713 3647426 5471139 10942278 3853505569 7707011138 11560516707 23121033414