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23022020232120 = 233571319936728867
BaseRepresentation
bin1010011110000001110110…
…10101101000001110111000
310000111212212011200110211110
411033000323111220032320
511004143044134411440
6120544100423400320
74564200060121320
oct517007325501670
9100455764613743
1023022020232120
117376647269058
1226b99a3bb30a0
13cacc75bca890
145983b3880280
1529dcc78a3080
hex14f03b5683b8

23022020232120 has 512 divisors, whose sum is σ = 85667291136000. Its totient is φ = 4819648407552.

The previous prime is 23022020232103. The next prime is 23022020232173. The reversal of 23022020232120 is 2123202022032.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 797505927 + ... + 797534793.

It is an arithmetic number, because the mean of its divisors is an integer number (167318928000).

Almost surely, 223022020232120 is an apocalyptic number.

23022020232120 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 23022020232120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42833645568000).

23022020232120 is an abundant number, since it is smaller than the sum of its proper divisors (62645270903880).

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

23022020232120 is a wasteful number, since it uses less digits than its factorization.

23022020232120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29467 (or 29463 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 23022020232120 its reverse (2123202022032), we get a palindrome (25145222254152).

The spelling of 23022020232120 in words is "twenty-three trillion, twenty-two billion, twenty million, two hundred thirty-two thousand, one hundred twenty".