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2111010222012 = 2231666671055503
BaseRepresentation
bin11110101110000010000…
…000111010111110111100
321110210212221011102102020
4132232002000322332330
5234041322104101022
64253441255200140
7305341541552136
oct36560200727674
97423787142366
102111010222012
1174430226671a
122a1165076050
131240b513a083
147425dcc2056
1539da3b2535c
hex1eb8203afbc

2111010222012 has 24 divisors (see below), whose sum is σ = 4925724738816. Its totient is φ = 703665185328.

The previous prime is 2111010222001. The next prime is 2111010222023. The reversal of 2111010222012 is 2102220101112.

It is an interprime number because it is at equal distance from previous prime (2111010222001) and next prime (2111010222023).

It is a junction number, because it is equal to n+sod(n) for n = 2111010221982 and 2111010222000.

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, 1472253 + ... + 2527755.

It is an arithmetic number, because the mean of its divisors is an integer number (205238530784).

Almost surely, 22111010222012 is an apocalyptic number.

It is an amenable number.

2111010222012 is an abundant number, since it is smaller than the sum of its proper divisors (2814714516804).

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

2111010222012 is a wasteful number, since it uses less digits than its factorization.

2111010222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222177 (or 1222175 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2111010222012 its reverse (2102220101112), we get a palindrome (4213230323124).

The spelling of 2111010222012 in words is "two trillion, one hundred eleven billion, ten million, two hundred twenty-two thousand, twelve".

Divisors: 1 2 3 4 6 12 166667 333334 500001 666668 1000002 1055503 2000004 2111006 3166509 4222012 6333018 12666036 175917518501 351835037002 527752555503 703670074004 1055505111006 2111010222012