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122222211102101 = 11101110010991091
BaseRepresentation
bin11011110010100100010011…
…011110011111010110010101
3121000202022220001000110112002
4123302210103132133112111
5112004442042020231401
61111540035245005045
734513156220662025
oct3362442336372625
9530668801013462
10122222211102101
1135a4216a927a20
121185b597253785
1353276747a5876
14222782d813a85
15e1e4309d4a6b
hex6f291379f595

122222211102101 has 8 divisors (see below), whose sum is σ = 134653453096608. Its totient is φ = 110010991090000.

The previous prime is 122222211102071. The next prime is 122222211102107. The reversal of 122222211102101 is 101201112222221.

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

It is not a de Polignac number, because 122222211102101 - 210 = 122222211101077 is a prime.

It is a super-2 number, since 2×1222222111021012 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122222211102107) 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, 55005494435 + ... + 55005496656.

It is an arithmetic number, because the mean of its divisors is an integer number (16831681637076).

Almost surely, 2122222211102101 is an apocalyptic number.

122222211102101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122222211102101 is a deficient number, since it is larger than the sum of its proper divisors (12431241994507).

122222211102101 is a wasteful number, since it uses less digits than its factorization.

122222211102101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110010991203.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 122222211102101 its reverse (101201112222221), we get a palindrome (223423323324322).

The spelling of 122222211102101 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, two hundred eleven million, one hundred two thousand, one hundred one".

Divisors: 1 11 101 1111 110010991091 1210120902001 11111110100191 122222211102101