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22033003021031 = 1923393943125737
BaseRepresentation
bin1010000001001111101010…
…10100011000001011100111
32220000100000212022112102002
411000213311110120023213
510341442042233133111
6114505453304235515
74432555232413112
oct500476524301347
986010025275362
1022033003021031
117025164896012
12257a18816bb9b
13c3a91b111802
1456258dd07579
152831e042b63b
hex1409f55182e7

22033003021031 has 16 divisors (see below), whose sum is σ = 23208619449600. Its totient is φ = 20858989814208.

The previous prime is 22033003020937. The next prime is 22033003021111. The reversal of 22033003021031 is 13012030033022.

It is a cyclic number.

It is not a de Polignac number, because 22033003021031 - 242 = 17634956509927 is a prime.

It is a super-2 number, since 2×220330030210312 (a number of 27 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 = 22033003020994 and 22033003021012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22033003021531) 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, 175167995 + ... + 175293731.

It is an arithmetic number, because the mean of its divisors is an integer number (1450538715600).

Almost surely, 222033003021031 is an apocalyptic number.

22033003021031 is a deficient number, since it is larger than the sum of its proper divisors (1175616428569).

22033003021031 is a wasteful number, since it uses less digits than its factorization.

22033003021031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132038.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 22033003021031 its reverse (13012030033022), we get a palindrome (35045033054053).

The spelling of 22033003021031 in words is "twenty-two trillion, thirty-three billion, three million, twenty-one thousand, thirty-one".

Divisors: 1 19 2339 3943 44441 74917 125737 2389003 9222677 175230863 294098843 495780991 5587878017 9419838829 1159631737949 22033003021031