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20022020102210 = 257436651833921
BaseRepresentation
bin1001000110101101111010…
…11001010101100001000010
32121220002100000011121011212
410203112331121111201002
510111020044121232320
6110325553345210122
74134354215553410
oct443267531254102
977802300147155
1020022020102210
11641a322413815
1222b449a030942
13b230b7353809
144d30dc9522b0
1524ac431359c5
hex1235bd655842

20022020102210 has 32 divisors (see below), whose sum is σ = 42146019729792. Its totient is φ = 6705048591360.

The previous prime is 20022020102191. The next prime is 20022020102219. The reversal of 20022020102210 is 1220102022002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (20022020102219) 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, 3325913951 + ... + 3325919970.

It is an arithmetic number, because the mean of its divisors is an integer number (1317063116556).

Almost surely, 220022020102210 is an apocalyptic number.

20022020102210 is an abundant number, since it is smaller than the sum of its proper divisors (22123999627582).

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

20022020102210 is a wasteful number, since it uses less digits than its factorization.

20022020102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6651833978.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20022020102210 its reverse (1220102022002), we get a palindrome (21242122124212).

The spelling of 20022020102210 in words is "twenty trillion, twenty-two billion, twenty million, one hundred two thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 43 70 86 215 301 430 602 1505 3010 6651833921 13303667842 33259169605 46562837447 66518339210 93125674894 232814187235 286028858603 465628374470 572057717206 1430144293015 2002202010221 2860288586030 4004404020442 10011010051105 20022020102210