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103031100312222 = 23139179116897353
BaseRepresentation
bin10111011011010011001100…
…001000101000101010011110
3111111210200021112022100201110
4113123103030020220222132
5102001030143134442342
61003043500053522450
730462515466531465
oct2733231410505236
9444720245270643
10103031100312222
112a913276124825
12b68014b043426
134564a38c9aa54
141b62a363339dc
15bda11e535c9c
hex5db4cc228a9e

103031100312222 has 32 divisors (see below), whose sum is σ = 207556280144640. Its totient is φ = 34094714512320.

The previous prime is 103031100312199. The next prime is 103031100312251. The reversal of 103031100312222 is 222213001130301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11489098 + ... + 18386450.

It is an arithmetic number, because the mean of its divisors is an integer number (6486133754520).

Almost surely, 2103031100312222 is an apocalyptic number.

103031100312222 is an abundant number, since it is smaller than the sum of its proper divisors (104525179832418).

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

103031100312222 is a wasteful number, since it uses less digits than its factorization.

103031100312222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6915408.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 103031100312222 its reverse (222213001130301), we get a palindrome (325244101442523).

The spelling of 103031100312222 in words is "one hundred three trillion, thirty-one billion, one hundred million, three hundred twelve thousand, two hundred twenty-two".

Divisors: 1 2 3 6 139 278 417 834 17911 35822 53733 107466 2489629 4979258 6897353 7468887 13794706 14937774 20692059 41384118 958732067 1917464134 2876196201 5752392402 123538489583 247076979166 370615468749 741230937498 17171850052037 34343700104074 51515550156111 103031100312222