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2120000112222 = 23394789519471
BaseRepresentation
bin11110110110011001110…
…110101000011001011110
321111200002110020011101220
4132312121312220121132
5234213230012042342
64301525315514210
7306110402425446
oct36663166503136
97450073204356
102120000112222
117480a5882253
122a2a538b8966
13124bb878a835
1474873c25126
153a22cea65ec
hex1ed99da865e

2120000112222 has 16 divisors (see below), whose sum is σ = 4241074505472. Its totient is φ = 706487657240.

The previous prime is 2120000112193. The next prime is 2120000112239. The reversal of 2120000112222 is 2222110000212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44736054 + ... + 44783417.

It is an arithmetic number, because the mean of its divisors is an integer number (265067156592).

Almost surely, 22120000112222 is an apocalyptic number.

2120000112222 is an abundant number, since it is smaller than the sum of its proper divisors (2121074393250).

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

2120000112222 is a wasteful number, since it uses less digits than its factorization.

2120000112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89523423.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2120000112222 its reverse (2222110000212), we get a palindrome (4342110112434).

The spelling of 2120000112222 in words is "two trillion, one hundred twenty billion, one hundred twelve thousand, two hundred twenty-two".

Divisors: 1 2 3 6 3947 7894 11841 23682 89519471 179038942 268558413 537116826 353333352037 706666704074 1060000056111 2120000112222