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102122121120101 = 839607912805993
BaseRepresentation
bin10111001110000100101000…
…110000001100100101100101
3111101120210001012121001111222
4113032010220300030211211
5101341132101001320401
61001110131011110125
730340036235062325
oct2716045060144545
9441523035531458
10102122121120101
112a5a2826065aa5
12b553b4b8a2345
1344ca0c8168714
141b30a465d1285
15bc166da8cc1b
hex5ce128c0c965

102122121120101 has 8 divisors (see below), whose sum is σ = 103353591895680. Its totient is φ = 100890676148832.

The previous prime is 102122121120023. The next prime is 102122121120109. The reversal of 102122121120101 is 101021121221201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102122121120101 - 242 = 97724074608997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102122121120101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102122121120109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1571561 + ... + 14377553.

It is an arithmetic number, because the mean of its divisors is an integer number (12919198986960).

Almost surely, 2102122121120101 is an apocalyptic number.

It is an amenable number.

102122121120101 is a deficient number, since it is larger than the sum of its proper divisors (1231470775579).

102122121120101 is an equidigital number, since it uses as much as digits as its factorization.

102122121120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12902155.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102122121120101 its reverse (101021121221201), we get a palindrome (203143242341302).

The spelling of 102122121120101 in words is "one hundred two trillion, one hundred twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, one hundred one".

Divisors: 1 83 96079 7974557 12805993 1062897419 1230387001447 102122121120101