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13031211001022 = 2241194913871579
BaseRepresentation
bin1011110110100001000010…
…1100111110010010111110
31201010202211111111122202022
42331220100230332102332
53202000410004013042
643414242232400142
72513321361624434
oct275502054762276
951122744448668
1013031211001022
114174561983815
121565652246052
13736ab7bc7066
143309dd224d54
15178e89770cd2
hexbda10b3e4be

13031211001022 has 16 divisors (see below), whose sum is σ = 19637995806000. Its totient is φ = 6485240146560.

The previous prime is 13031211000989. The next prime is 13031211001099. The reversal of 13031211001022 is 22010011213031.

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, 5996372 + ... + 7875207.

It is an arithmetic number, because the mean of its divisors is an integer number (1227374737875).

Almost surely, 213031211001022 is an apocalyptic number.

13031211001022 is a deficient number, since it is larger than the sum of its proper divisors (6606784804978).

13031211001022 is a wasteful number, since it uses less digits than its factorization.

13031211001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13873771.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 13031211001022 its reverse (22010011213031), we get a palindrome (35041222214053).

The spelling of 13031211001022 in words is "thirteen trillion, thirty-one billion, two hundred eleven million, one thousand, twenty-two".

Divisors: 1 2 241 482 1949 3898 469709 939418 13871579 27743158 3343050539 6686101078 27035707471 54071414942 6515605500511 13031211001022