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12021013303031 is a prime number
BaseRepresentation
bin1010111011101101110000…
…1110100100111011110111
31120120012100002022111111002
42232323130032210323313
53033423013401144111
641322213254033515
72350326626104445
oct256733416447367
946505302274432
1012021013303031
1139150a0693447
12142190504889b
13692765cb17c5
142d7b6a6b5b95
1515ca62ae963b
hexaeedc3a4ef7

12021013303031 has 2 divisors, whose sum is σ = 12021013303032. Its totient is φ = 12021013303030.

The previous prime is 12021013303027. The next prime is 12021013303069. The reversal of 12021013303031 is 13030331012021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12021013303031 - 22 = 12021013303027 is a prime.

It is a super-2 number, since 2×120210133030312 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12021013302994 and 12021013303012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12021013303331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010506651515 + 6010506651516.

It is an arithmetic number, because the mean of its divisors is an integer number (6010506651516).

Almost surely, 212021013303031 is an apocalyptic number.

12021013303031 is a deficient number, since it is larger than the sum of its proper divisors (1).

12021013303031 is an equidigital number, since it uses as much as digits as its factorization.

12021013303031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 12021013303031 its reverse (13030331012021), we get a palindrome (25051344315052).

The spelling of 12021013303031 in words is "twelve trillion, twenty-one billion, thirteen million, three hundred three thousand, thirty-one".