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30212131303301 = 245912286348639
BaseRepresentation
bin1101101111010010011110…
…10110101010111110000101
310221222020210101011111121012
412313221033112222332011
512424443421103201201
6144131132253132005
76235516530616343
oct667511726527605
9127866711144535
1030212131303301
119698990545a52
12347b39178a005
1313b1cb7b769ac
147663bc6a8993
15375d482a85bb
hex1b7a4f5aaf85

30212131303301 has 4 divisors (see below), whose sum is σ = 30224417654400. Its totient is φ = 30199844952204.

The previous prime is 30212131303271. The next prime is 30212131303331. The reversal of 30212131303301 is 10330313121203.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (30212131303271) and next prime (30212131303331).

It is a cyclic number.

It is not a de Polignac number, because 30212131303301 - 214 = 30212131286917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30212131303331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6143171861 + ... + 6143176778.

It is an arithmetic number, because the mean of its divisors is an integer number (7556104413600).

Almost surely, 230212131303301 is an apocalyptic number.

It is an amenable number.

30212131303301 is a deficient number, since it is larger than the sum of its proper divisors (12286351099).

30212131303301 is a wasteful number, since it uses less digits than its factorization.

30212131303301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12286351098.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 30212131303301 its reverse (10330313121203), we get a palindrome (40542444424504).

The spelling of 30212131303301 in words is "thirty trillion, two hundred twelve billion, one hundred thirty-one million, three hundred three thousand, three hundred one".

Divisors: 1 2459 12286348639 30212131303301