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42011114211111 = 3191993703703977
BaseRepresentation
bin10011000110101011110011…
…00010100000011100100111
312111202020000210010021201010
421203111321202200130213
521001302230214223421
6225203350041233303
711564126400555453
oct1143257142403447
9174666023107633
1042011114211111
11124278a48211a1
124866051192833
131a598286044c6
14a534c5089663
154ccc137e9076
hex2635798a0727

42011114211111 has 16 divisors (see below), whose sum is σ = 59259263648000. Its totient is φ = 26400001940928.

The previous prime is 42011114210969. The next prime is 42011114211169. The reversal of 42011114211111 is 11111241111024.

It is a happy number.

It is not a de Polignac number, because 42011114211111 - 211 = 42011114209063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42011114215111) 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, 1851840646 + ... + 1851863331.

It is an arithmetic number, because the mean of its divisors is an integer number (3703703978000).

Almost surely, 242011114211111 is an apocalyptic number.

42011114211111 is a deficient number, since it is larger than the sum of its proper divisors (17248149436889).

42011114211111 is a wasteful number, since it uses less digits than its factorization.

42011114211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703704198.

The product of its (nonzero) digits is 64, while the sum is 21.

Adding to 42011114211111 its reverse (11111241111024), we get a palindrome (53122355322135).

The spelling of 42011114211111 in words is "forty-two trillion, eleven billion, one hundred fourteen million, two hundred eleven thousand, one hundred eleven".

Divisors: 1 3 19 57 199 597 3781 11343 3703703977 11111111931 70370375563 211111126689 737037091423 2211111274269 14003704737037 42011114211111