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2131213332022 = 219312777651487
BaseRepresentation
bin11111000000110110001…
…101101010111000110110
321112202000220212202012221
4133000312031222320312
5234404211103111042
64311022122032554
7306655311265405
oct37006615527066
97482026782187
102131213332022
1175192a402255
122a506304875a
13125c8491a738
147521915963c
153a687611d67
hex1f03636ae36

2131213332022 has 32 divisors (see below), whose sum is σ = 3474880634880. Its totient is φ = 976603573440.

The previous prime is 2131213331981. The next prime is 2131213332089. The reversal of 2131213332022 is 2202333121312.

It is a super-2 number, since 2×21312133320222 (a number of 25 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 15 ways as a sum of consecutive naturals, for example, 2945563 + ... + 3597049.

It is an arithmetic number, because the mean of its divisors is an integer number (108590019840).

Almost surely, 22131213332022 is an apocalyptic number.

2131213332022 is a deficient number, since it is larger than the sum of its proper divisors (1343667302858).

2131213332022 is a wasteful number, since it uses less digits than its factorization.

2131213332022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654316.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2131213332022 its reverse (2202333121312), we get a palindrome (4333546453334).

The spelling of 2131213332022 in words is "two trillion, one hundred thirty-one billion, two hundred thirteen million, three hundred thirty-two thousand, twenty-two".

Divisors: 1 2 19 31 38 62 589 1178 2777 5554 52763 86087 105526 172174 651487 1302974 1635653 3271306 12378253 20196097 24756506 40392194 383725843 767451686 1809179399 3618358798 34374408581 56084561369 68748817162 112169122738 1065606666011 2131213332022