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23201301000000 = 2635615151217
BaseRepresentation
bin1010100011001111110010…
…10011011110111101000000
310001011000121120002010002110
411101213321103132331000
511020112231024000000
6121202310332415320
74613144603366634
oct521477123367500
9101130546063073
1023201301000000
117435686615522
122728698917540
13cc3b4782ac96
145a2d3dd36dc4
152a37bbd8a850
hex1519f94def40

23201301000000 has 392 divisors, whose sum is σ = 77242157537728. Its totient is φ = 6145920000000.

The previous prime is 23201300999983. The next prime is 23201301000011. The reversal of 23201301000000 is 10310232.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 23201301000000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 452974392 + ... + 453025608.

Almost surely, 223201301000000 is an apocalyptic number.

23201301000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23201301000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38621078768864).

23201301000000 is an abundant number, since it is smaller than the sum of its proper divisors (54040856537728).

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

23201301000000 is an frugal number, since it uses more digits than its factorization.

23201301000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51413 (or 51378 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 23201301000000 its reverse (10310232), we get a palindrome (23201311310232).

The spelling of 23201301000000 in words is "twenty-three trillion, two hundred one billion, three hundred one million", and thus it is an aban number.