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2031212313030 = 23567707077101
BaseRepresentation
bin11101100011101101101…
…100000011100111000110
321012011220200022122011210
4131203231230003213012
5231234410323004110
64153043121112250
7266515222534155
oct35435554034706
97164820278153
102031212313030
1171348344060a
122897b4a88686
13119708b42254
147044dd1159c
1537c83275520
hex1d8edb039c6

2031212313030 has 16 divisors (see below), whose sum is σ = 4874909551344. Its totient is φ = 541656616800.

The previous prime is 2031212313023. The next prime is 2031212313059. The reversal of 2031212313030 is 303132121302.

It is a junction number, because it is equal to n+sod(n) for n = 2031212312988 and 2031212313006.

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, 33853538521 + ... + 33853538580.

It is an arithmetic number, because the mean of its divisors is an integer number (304681846959).

Almost surely, 22031212313030 is an apocalyptic number.

2031212313030 is an abundant number, since it is smaller than the sum of its proper divisors (2843697238314).

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

2031212313030 is a wasteful number, since it uses less digits than its factorization.

2031212313030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67707077111.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2031212313030 its reverse (303132121302), we get a palindrome (2334344434332).

The spelling of 2031212313030 in words is "two trillion, thirty-one billion, two hundred twelve million, three hundred thirteen thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 67707077101 135414154202 203121231303 338535385505 406242462606 677070771010 1015606156515 2031212313030